TREA

Mun-Hay Ngai

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  • Kowloon, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Record player
    • Patent number 4,347,595
    • Issue date Aug 31, 1982
    • Mun-Hay Ngai
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Record player
    • Patent number 4,118,037
    • Issue date Oct 3, 1978
    • Mun-Hay Ngai
    • G11 - INFORMATION STORAGE