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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