TREA

Abe Shulman

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic filling device
    • Patent number 4,102,367
    • Issue date Jul 25, 1978
    • A-Jer Engineering, Inc.
    • Abe Shulman
    • B28 - WORKING CEMENT, CLAY, OR STONE