| 000 | 00484nam a2200157 a 4500 | ||
|---|---|---|---|
| 008 | 170703s1962####enka|||f#|||||00| 0#eng#d | ||
| 003 | AR-SmCIES | ||
| 041 | 7 |
_aen _2ISO 639-1 |
|
| 091 | _a10356 | ||
| 245 | 1 | 0 | _aDERWENT patent manual. |
| 260 |
_aLondon : _bDerwent information service, _c1962. |
||
| 300 |
_a1 h. p., 50 p. : _btabla ; 28 cm. |
||
| 650 | 4 | _aPATENTES -LEYES Y DECRETOS | |
| 999 |
_c26064 _d26064 |
||