TREA

Ramzi A. Khalifa

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  • Rutherford, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceiling panel assembly
    • Patent number 4,858,409
    • Issue date Aug 22, 1989
    • Industral Acoustics Company, Inc.
    • John M. Handley
    • E04 - BUILDING
  • Information Patent Grant

    Self-locking devices
    • Patent number 4,061,371
    • Issue date Dec 6, 1977
    • Edson Tool and Manufacturing Company, Inc.
    • Joseph E. Prather
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Self-locking devices
    • Patent number 4,058,334
    • Issue date Nov 15, 1977
    • Edson Tool and Manufacturing Company, Inc.
    • Joseph E. Prather
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Self-locking devices
    • Patent number 4,029,348
    • Issue date Jun 14, 1977
    • Edson Tool and Manufacturing Company, Inc.
    • Joseph E. Prather
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES