4. Optics: image projectors
  5. With sound accompaniment

Marvin I. Mindell

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Filmstrip cartridge

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

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Method for regaining synchronization between a visual image proj

Dynamic magnetic information storage or retrieval – Recorder control of an external device – Slide or movie projectors
Patent

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Microprocessor controlled filmstrip projector

Optics: image projectors – With sound accompaniment
Patent

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Transparency transport system for overhead projector

Optics: image projectors – Slide transfer mechanism – Slides fixed to movable carrier
Patent

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Profile ID: LFUS-PAI-P-1391037

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