TREA

Wichman; William John

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  • Glendora, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Display frame with folding display attachment devices
    • Patent number 5,125,205
    • Issue date Jun 30, 1992
    • Wichman; William John
    • William J. Wichman
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Sunglasses with lens shading visor
    • Patent number D317771
    • Issue date Jun 25, 1991
    • Wichman; William John
    • Frederick G. Mackay
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Sunglasses with visor
    • Patent number 4,976,530
    • Issue date Dec 11, 1990
    • Wichman; William John
    • Frederick G. Mackay
    • G02 - OPTICS

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