Official catchword index to the third edition (1979) of the International Patent Classification /
Sparad:
| Institutionell upphovsman: | |
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| Materialtyp: | Bok |
| Språk: | English |
| Publicerad: |
München :
C. Heymans Verlag KG,
c1979.
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| Ämnen: |
| Fysisk beskrivning: | 308 p. ; 24 cm. |
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| ISBN: | 3452187071 |