TREA

W. Haking Enterprises, Ltd.

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  • Hong Kong, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Camera housing with gripping recesses
    • Patent number 4,918,477
    • Issue date Apr 17, 1990
    • W. Haking Enterprises, Ltd.
    • Hari Matsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electronic camera with automatic battery shutdown
    • Patent number 4,460,264
    • Issue date Jul 17, 1984
    • W. Haking Enterprises, Ltd.
    • Arthur J. Winter
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Retractable camera
    • Patent number 4,299,465
    • Issue date Nov 10, 1981
    • W. Haking Enterprises, Ltd.
    • Kwok Y. Chan
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera for different speed films
    • Patent number 4,217,042
    • Issue date Aug 12, 1980
    • W. Haking Enterprises Ltd.
    • Chan K. Yan
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

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