Official catchword index : to the sixth edition (1994) of the international patent classification
World intellectual property organization
Bok 1994
| Utgitt | München : Carl Heymann , 1994
|
|---|---|
| Omfang | 347 s.
|
| Utgave | 6th ed.
|
| Opplysninger | Regdato:941230 IDNR:9400410
|
| Emner | |
| Dewey | |
| ISBN | 92-805-0549-1
|
