Międzynarodowa klasyfikacja patentowa
VI edycja
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Author
Publication
1900 - Urząd Patentowy Rzeczypospolitej Polskiej, Warszawa, Poland
Language
Polish
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- Library of Congress Control Number92230884
- Open LibraryOL1344359M
Classifications
- LCCT255.F4 P65 1995
Subjects
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