TREA

Leonard Stanley Ackerman

Follow

Person

  • Rockville Center, NY, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Over running clutch
    • Patent number 4,116,314
    • Issue date Sep 26, 1978
    • Leonard Stanley Ackerman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable speed device
    • Patent number 4,047,451
    • Issue date Sep 13, 1977
    • Leonard Stanley Ackerman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Expansible sprocket device
    • Patent number 3,994,180
    • Issue date Nov 30, 1976
    • Leonard Stanley Ackerman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...