4. Photography
  5. Camera detail
  6. Detachable or removable film holder unit

Laurence S. Blake

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Apparatus for loading and unloading a supply of plates in an...

Material or article handling – Device for emptying portable receptacle – With container opening means
Reexamination Certificate

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Apparatus for loading and unloading a supply of plates in an...

Printing – Print plate feeding or delivering
Reexamination Certificate

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Beam alignment correction element assembly

Optical: systems and elements – Lens – With support
Reexamination Certificate

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Beam alignment correction element assembly

Optical: systems and elements – Lens – With support
Patent

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Beam error correction using movable correction element

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Profile ID: LFUS-PAI-P-220128

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