Brakes applied by springs or weights and released by vacuum

Patents Grantslast 30 patents

  • Information Patent Grant

    3656595

    • Patent number 3,656,595
    • Issue date Apr 18, 1972
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3572472

    • Patent number 3,572,472
    • Issue date Mar 30, 1971
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3529701

    • Patent number 3,529,701
    • Issue date Sep 22, 1970
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    2499154

    • Patent number 2,499,154
    • Issue date Feb 28, 1950
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1827849

    • Patent number 1,827,849
    • Issue date Oct 20, 1931
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1774796

    • Patent number 1,774,796
    • Issue date Sep 2, 1930
    • B60 - VEHICLES IN GENERAL