Document (#1561)

Author
Taube, U.-F.
Title
¬Die Internationale Patentklassifikation (IPC) und ihre Anwendung in der Bibliothek des Deutschen Patentamtes
Source
Bibliotheksforum Bayern. 7(1979) H.3, S.179-206
Year
1979
Field
Patentinformation
Object
IPC

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