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_c24904 _d24904 |
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| 020 | _a0208012672 | ||
| 041 | _aEN | ||
| 082 |
_a346.0486 _bMAI _223 |
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| 245 |
_aMainly on patents _c/ Edited by Felix Liebesny |
||
| 260 |
_aHamden _bArchon books _c1972 |
||
| 300 | _a208 p. | ||
| 500 | _aincludes bibliography & index | ||
| 509 | _aNS | ||
| 650 | _aPatents | ||
| 650 | 0 |
_a Brevets d'invention _993504 |
|
| 700 |
_942572 _aLiebesny, Felix. ed. |
||
| 942 | _cS | ||