TREA

Tung Pang Industrial Co., Ltd.

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  • Taipei, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Safety door barrier with locking hinge and automatic latch
    • Patent number 6,516,568
    • Issue date Feb 11, 2003
    • Tung Pang Industrial Co., Ltd.
    • Ming-Li Yang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Safe grating door
    • Patent number D457649
    • Issue date May 21, 2002
    • Tung Pang Industrial Co., Ltd.
    • Ming-Li Yang
    • D25 - Building units and construction elements

Patents Applicationslast 30 patents

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