TREA

Robinair Division

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  • Montpelier, OH, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Compact vacuum pump
    • Patent number 4,631,006
    • Issue date Dec 23, 1986
    • Robinair Division
    • Gary P. Murray
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two stage vacuum pump with shaft seal
    • Patent number 4,540,353
    • Issue date Sep 10, 1985
    • Robinair Division
    • Gary P. Murray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Two stage vacuum pump
    • Patent number 4,523,897
    • Issue date Jun 18, 1985
    • Robinair Division
    • Ralph C. Lower
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES