MIL-PRF-28000A (AMENDMENT 1), PERFORMANCE SPECIFICATION: DIGITAL REPRESENTATION FOR COMMUNICATION OF PRODUCT DATA: IGES APPLICATION SUBSETS AND IGES APPLICATION PROTOCOLS (14 DEC 1992) [NO S/S DOCUMENT]

MIL-PRF-28000A (AMENDMENT 1), PERFORMANCE SPECIFICATION: DIGITAL REPRESENTATION FOR COMMUNICATION OF PRODUCT DATA: IGES APPLICATION SUBSETS AND IGES APPLICATION PROTOCOLS (14 DEC 1992) [NO S/S DOCUMENT]., To all holders of MIL-PRF-28000A, make the following pen and ink changes.