| 000 | 00455nam a22001697c 4500 | ||
|---|---|---|---|
| 001 | 12608 | ||
| 003 | OSt | ||
| 005 | 20190814091217.0 | ||
| 007 | t| | ||
| 008 | 190702s1971 xxu||||| |||| 00| 0 d | ||
| 245 | 0 | 0 |
_aGuide for patent-draftsmen : _bselected rules of practice relating to patent drawings |
| 250 | _aRev. 1971 | ||
| 264 | 1 |
_aWashington: _bU.S. Gov.Print.Off., _c1971 |
|
| 300 | _a19 S. | ||
| 650 |
_aPatentzeichnung _93560 |
||
| 650 |
_aUSA _94716 |
||
| 999 |
_c7490 _d7490 |
||