TREA

Rafael Sierra

Follow

Person

  • Long Beach, CA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Pivoted cover lock
    • Patent number 8,561,440
    • Issue date Oct 22, 2013
    • Rafael Sierra
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Round padlock
    • Patent number 7,770,422
    • Issue date Aug 10, 2010
    • Rafael Sierra
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock structures
    • Patent number 4,631,942
    • Issue date Dec 30, 1986
    • Rafael Sierra
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Doorlock
    • Patent number 4,590,777
    • Issue date May 27, 1986
    • Rafael Sierra
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES