ISO 128-21:1997 PDF
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Technical drawings — General principles of presentation — Part 21: Preparation of lines by CAD systems
Specifies procedures for the calculation of the most important basic types of non-continuous lines according to ISO 128-20 and their line elements.
| Edition | 1997 |
|---|---|
| Standard Part No | 21 |
| Published Date | 1997 |
| Published By | International Standardization Organisation |
| Page Count | 12 |
