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Application filed by G M B H LumenfiledCriticalG M B H Lumen
Publication of CH39610ApublicationCriticalpatent/CH39610A/de
CH39610A1907-04-041907-04-04Photographische, eine lichtempfindliche Schicht aufweisende Platte mit fühlbaren Kennzeichen auf der Schichtseite
CH39610A
(de)