TREA

Tech Paper, Inc.

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Organization

  • Pittsfield, MA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Fan housing with filter compartment
    • Patent number D310713
    • Issue date Sep 18, 1990
    • Tech Paper, Inc.
    • Max Klein
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Portable air cleaner
    • Patent number 4,894,071
    • Issue date Jan 16, 1990
    • Tech Paper, Inc.
    • Max Klein
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks