2 edition of International patent classification 1989. found in the catalog.
International patent classification 1989.
Published
1989
by Carl Heymanns Verlag, World Intellectual Property Organization in München
.
Written in English
Edition Notes
Previous ed. 1984.
Contributions | World Intellectual Property Organization. |
The Physical Object | |
---|---|
Pagination | 301 p. ; |
Number of Pages | 301 |
ID Numbers | |
Open Library | OL21829654M |
ISBN 10 | 3452214168 |
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