Unobvious - "combination lock" type

Patents Grantslast 30 patents

  • Information Patent Grant

    Dispensing system

    • Patent number 4,700,884
    • Issue date Oct 20, 1987
    • Barrett; John P.
    • John P. Barrett
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Proportional hydraulic distributor

    • Patent number 4,700,747
    • Issue date Oct 20, 1987
    • Centre Techniques des Industries Mecaniques
    • Claude Wartelle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic self-sealing female coupling incorporating combination lo...

    • Patent number 4,664,420
    • Issue date May 12, 1987
    • Island Rubber & Equipment Co., Inc.
    • Robert Demeri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electronic control device for liquids

    • Patent number 4,635,844
    • Issue date Jan 13, 1987
    • Barrett, Sr.; John P.
    • John P. Barrett
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Coded fluid control system

    • Patent number 4,549,578
    • Issue date Oct 29, 1985
    • Exxon Production Research Co.
    • David A. Hibbs
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Steam turbine fluid sampling apparatus

    • Patent number 4,414,858
    • Issue date Nov 15, 1983
    • Westinghouse Electric Corp.
    • Steven H. Peterson
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electronic control device for liquids

    • Patent number 4,409,694
    • Issue date Oct 18, 1983
    • Barrett, Sr.; John P.
    • John P. Barrett
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Fluid control system

    • Patent number 4,397,334
    • Issue date Aug 9, 1983
    • Westinghouse Electric Corp.
    • David M. Harrell
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Combination controlled fluid pressure actuated door lock

    • Patent number 4,353,230
    • Issue date Oct 12, 1982
    • Renato Cacioni
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Pneumatically operated switch

    • Patent number 4,250,929
    • Issue date Feb 17, 1981
    • Evgeny I. Andreev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Auto anti-theft system

    • Patent number 4,196,939
    • Issue date Apr 8, 1980
    • George Kavis
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Valve with combination lock and remote control

    • Patent number 4,061,158
    • Issue date Dec 6, 1977
    • George J. Musial
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Apparatus for controlling the volume and pressure of a pressure med...

    • Patent number 4,020,862
    • Issue date May 3, 1977
    • Idra-Pressen G.m.b.H.
    • Friedrich Bohnlein
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3926217

    • Patent number 3,926,217
    • Issue date Dec 16, 1975
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3879970

    • Patent number 3,879,970
    • Issue date Apr 29, 1975
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    3809120

    • Patent number 3,809,120
    • Issue date May 7, 1974
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3800821

    • Patent number 3,800,821
    • Issue date Apr 2, 1974
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3797704

    • Patent number 3,797,704
    • Issue date Mar 19, 1974
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3754565

    • Patent number 3,754,565
    • Issue date Aug 28, 1973
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3731156

    • Patent number 3,731,156
    • Issue date May 1, 1973
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3727633

    • Patent number 3,727,633
    • Issue date Apr 17, 1973
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3708047

    • Patent number 3,708,047
    • Issue date Jan 2, 1973
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3702909

    • Patent number 3,702,909
    • Issue date Nov 14, 1972
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3672293

    • Patent number 3,672,293
    • Issue date Jun 27, 1972
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3670836

    • Patent number 3,670,836
    • Issue date Jun 20, 1972
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3653457

    • Patent number 3,653,457
    • Issue date Apr 4, 1972
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3652228

    • Patent number 3,652,228
    • Issue date Mar 28, 1972
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3527248

    • Patent number 3,527,248
    • Issue date Sep 8, 1970
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3437098

    • Patent number 3,437,098
    • Issue date Apr 8, 1969
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3380401

    • Patent number 3,380,401
    • Issue date Apr 30, 1968
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES