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DT
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Main information
Status
Dead
Country
Germany (FRG)
Filed
1979-07-19
Expires
2009-07-19
Owner
Germany
GLASWERK WERTHEIM GERÄTE FÜR WISSENSCHAFT UND TECHNIK, Dr. F. FRIEDRICHS, Dr. J. FRIEDRICHS CARL ZITZMANN, RUDOLF BRAND UND Dr. HANS LÖBER
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