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All Patents in class 242/348.1
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,702,673Feb. 22, 1955O. SteinerPhotographic Film Cartridgefilm and plate holders
2,719,679Oct. 04, 1955J.G. Padelt, H. NerwinMeans for Engaging Photographic Film to Connect the Film to the Spool or Core of a Cassettefilm and plate holders
3,003,712Oct. 10, 1961R.L. DaltonTake-Up Spool for Photographic Camerasroll film spools
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