Technical drawings - General principles of presentation - Part 221: Preparation of lines by CAD systems (ISO 128-21:1997)
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | DIN ISO 128-21 |
| Product Name | Technical drawings - General principles of presentation - Part 221: Preparation of lines by CAD systems (ISO 128-21:1997) |