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ISO 128-21:1997

Technical drawings -- General principles of presentation -- Part 21: Preparation of lines by CAD systems

General information
Withdrawn from 08.07.2020
Directives or regulations
None

Standard history

Status
Date
Type
Name
08.07.2020
Main
27.02.1997
Main
ISO 128-21:1997
Main
ISO 128:1982
Specifies procedures for the calculation of the most important basic types of non-continuous lines according to ISO 128-20 and their line elements.
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