and hinged to the outer member

Patents Grantslast 30 patents

  • Information Patent Grant

    2536005

    • Patent number 2,536,005
    • Issue date Dec 26, 1950
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2316318

    • Patent number 2,316,318
    • Issue date Apr 13, 1943
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2246277

    • Patent number 2,246,277
    • Issue date Jun 17, 1941
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2184753

    • Patent number 2,184,753
    • Issue date Dec 26, 1939
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1903721

    • Patent number 1,903,721
    • Issue date Apr 11, 1933
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1806206

    • Patent number 1,806,206
    • Issue date May 19, 1931
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1390932

    • Patent number 1,390,932
    • Issue date Sep 13, 1921
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents