TREA

Catwin Industrial Corporation

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  • Taipei, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lock for fire-escape door
    • Patent number 5,219,385
    • Issue date Jun 15, 1993
    • Catwin Industrial Corporation
    • Ching H. Yeh
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock device with concealed mounting screws
    • Patent number 4,813,250
    • Issue date Mar 21, 1989
    • Catwin Industrial Corp.
    • Ching H. Yeh
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

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