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David Alan Smart

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  • West Chesterfield, NH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bayonet force booster for add-on lens
    • Patent number 10,809,598
    • Issue date Oct 20, 2020
    • Fluke Corporation
    • William Weidner
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Bayonet force booster for add-on lens
    • Patent number 10,025,164
    • Issue date Jul 17, 2018
    • Fluke Corporation
    • William Weidner
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    BAYONET FORCE BOOSTER FOR ADD-ON LENS
    • Publication number 20180292732
    • Publication date Oct 11, 2018
    • FLUKE CORPORATION
    • William Weidner
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    BAYONET FORCE BOOSTER FOR ADD-ON LENS
    • Publication number 20160306262
    • Publication date Oct 20, 2016
    • FLUKE CORPORATION
    • William Weidner
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY