TREA

Mizukami; Hiroshi

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  • Hukuoka, JP
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  • Information Patent Grant

    Gas filter
    • Patent number 4,902,314
    • Issue date Feb 20, 1990
    • Nakajima; Hidetoshi
    • Hiroshi Mizukami
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

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