TREA

Beverly Richard P.

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  • Butler County, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mutli-lateral filter underdrain block
    • Patent number 5,328,608
    • Issue date Jul 12, 1994
    • The F. B. Leopold Co., Inc.
    • Eugen O. Bergmann
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL