INCITS X4.6-1979(R1998) 10-Key Keyboard for Adding and Calculating Machines

standard by InterNational Committee for Information Technology Standards (formerly NCITS), 01/01/1979

Full Description

Prescribes the arrangement of the 10 numeric keys, one through zero, for adding and calculating machines of the 10-key type.

Product Details

Published: 01/01/1979