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Application filed by Pathe CinemafiledCriticalPathe Cinema
Application grantedgrantedCritical
Publication of AT101246BpublicationCriticalpatent/AT101246B/en
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MetallspulefürphotographischeFilmbänder.
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Metal spool for photographic film tapes.
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AT101246D1923-10-161924-09-22
Metal spool for photographic film tapes.
AT101246B
(en)