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ISO 128-21:1997 (R2019)
New product
ISO 128-21:1997 (R2019)
Technical drawings — General principles of presentation — Part 21: Preparation of lines by CAD systemsMore info
| Author | ISO/TC 10/SC 1 Basic conventions |
|---|---|
| Editor | ISO |
| Document type | Standard |
| Format | Paper |
| Confirmation date | 2019-04-08 |
| Edition | 1 |
| ICS | 35.240.10 : Computer-aided design (CAD)
|
| Number of pages | 12 |
| Replace | ISO 128:1982 |
| Weight(kg.) | 0.6100 |
| Year | 1990 |
| Country | Switzerland |