4. Measuring, testing, or signalling instruments
  5. Measuring, regulating or indicating instrument, or casing
  6. Weight, force or density

Paul W. Porter

Inventor

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Digital projector

Optics: image projectors – Housing
Reexamination Certificate

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Digital projector

Photography and optical equipment – Projector or viewer – Motion picture type
Design Patent

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Electronic calculator

Lighting – Light source – Electric light bulb
Patent

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Front portion of a media supply

Recording – communication – or information retrieval equipment – Recording media or carrier – Photographic film type cartridge cassette
Design Patent

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Mail preparation system

Printing and office machinery – Printing equipment – Postal
Patent

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Profile ID: LFUS-PAI-P-524330

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