TREA

Tak-Sang Chan

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  • Sharon, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sprinkler performance evaluation system
    • Patent number 6,085,585
    • Issue date Jul 11, 2000
    • Factory Mutual Research Corporation
    • Hong-Zeng Yu
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents