TREA

Frederic H. Schadewald

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  • Ross Township, Kalamazoo County, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bottle cap removal torque tester
    • Patent number 4,794,801
    • Issue date Jan 3, 1989
    • The Upjohn Company
    • Thomas M. Andrews
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Sterile suspension and solution holding and mixing tank
    • Patent number 4,515,482
    • Issue date May 7, 1985
    • The Upjohn Company
    • Frederic H. Schadewald
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL