Includes Accounting and adding machines and electronic calculators. Excludes Punched card system machines; Machines or devices that can be applied to a variety of problems by the internal execution of a series of instructions, not limited to specific keystroke functions, but controlled by a general purpose data processing language.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.

A small computerized device which performs arithmetic calculations. It may have keys which calculate algebraic, trigonometric, or other functions. It may be programmable or include alphanumeric capability (such as for telephone lists or memos). Excludes ACCOUNTING MACHINE. See also ADDING AND SUBTRACTING MACHINE and ADDING MACHINE.