TREA

Yuri Ackerman

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Seal for sending unit
    • Patent number 5,183,267
    • Issue date Feb 2, 1993
    • Chicago Rawhide Manufacturing Co.
    • Yuri Ackerman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Composite drain plug
    • Patent number 5,176,215
    • Issue date Jan 5, 1993
    • Chicago Rawhide Manufacturing Co.
    • Yuri Ackerman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES