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David Cooper

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  • North Hollywood, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Window shade lock device
    • Patent number 4,890,354
    • Issue date Jan 2, 1990
    • Castec, Inc.
    • David Cooper
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Window shade carrier and carrier assembly
    • Patent number 4,846,249
    • Issue date Jul 11, 1989
    • Castec, Inc.
    • David Cooper
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...