TREA

Leo Coopersmith

Follow

Person

  • Ivoryton, CT, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Door chain lock and release system
    • Patent number 4,054,310
    • Issue date Oct 18, 1977
    • Leigh Products, Inc.
    • Leo Coopersmith
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES