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Keystone Mfg. Co., Inc.

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Organization

  • Buffalo, NY, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Electric grill
    • Patent number D435755
    • Issue date Jan 2, 2001
    • Keystone Mfg. Co. Inc.
    • Leonard A. Deni
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    System for vacuum evacuation and sealing of plastic bags
    • Patent number 5,893,822
    • Issue date Apr 13, 1999
    • Keystone Mfg. Co., Inc.
    • Joseph A. Deni
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Electric grill
    • Patent number 5,845,562
    • Issue date Dec 8, 1998
    • Keystone Mfg. Co., Inc.
    • Leonard A. Deni
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum sealer
    • Patent number D342532
    • Issue date Dec 21, 1993
    • Keystone Mfg. Co., Inc.
    • Frank Deni
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

Trademarklast 30 trademarks