Specifies an exchange structure format using a clear text encoding of product data for which the conceptual model is specified in the EXPRESS language. The file format is suitable for the transfer of product data among computer systems. Specifies the mapping from this language to the syntax of the exchange structure.
WITHDRAWN
ISO 10303-21:1994
95.99
Withdrawal of Standard
Jan 24, 2002
Corrected by
ISO 10303-21:1994/Cor 1:1996
Amended by
ISO 10303-21:1994/CD Amd 1
WITHDRAWN
ISO 10303-21:2002
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