| 000 | 00331nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1964 xx 000 0 und d | ||
| 082 | _a630 CAL | ||
| 100 | _aCalvert Robert | ||
| 245 | 4 | _aThe Encyclopedia of Patent Practice and Invention Management | |
| 260 |
_bReinhold Pub. Corpo. _c1964 |
||
| 300 | _a860 p. | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c322916 _d322916 |
||