Hubert Hackenberg

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Control device for controlling a diaphragm slot in a microfilm-r

Photocopying – Projection printing and copying cameras – With focusing or projection screen
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Exposure controls for photographic apparatus

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Film Cartridge and/or camera with film arresting means

Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent

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Film cassette

Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent

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Film magazine

Sheet feeding or delivering – Feeding – Pack holders
Patent

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Profile ID: LFUS-PAI-P-496509

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