INCITS 21-1967(R1997) Rectangular Holes in Twelve-Row Punched Cards (formerly ANSI X3.21-1967(R1997))

standard by InterNational Committee for Information Technology Standards (formerly NCITS), 01/01/1967

Full Description

Specifies the size and location of rectangular holes in twelve-row 3-1/4 inch wide punched cards. To be a processable document, suitable for information interchange, cards must also meet American National Standard Specifications for General Purpose Paper Cards for Information Processing, X3.11-1990.

Product Details

Published: 01/01/1967 ANSI: ANSI Approved