Spring biased piston feed

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for making a glass precision valve

    • Patent number 4,671,915
    • Issue date Jun 9, 1987
    • TOA Medical Electronics Company Limited
    • Keiji Fujimoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3348567

    • Patent number 3,348,567
    • Issue date Oct 24, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3190304

    • Patent number 3,190,304
    • Issue date Jun 22, 1965
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2881785

    • Patent number 2,881,785
    • Issue date Apr 14, 1959
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2844162

    • Patent number 2,844,162
    • Issue date Jul 22, 1958
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2594611

    • Patent number 2,594,611
    • Issue date Apr 29, 1952
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2518790

    • Patent number 2,518,790
    • Issue date Aug 15, 1950
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2505970

    • Patent number 2,505,970
    • Issue date May 2, 1950
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2501945

    • Patent number 2,501,945
    • Issue date Mar 28, 1950
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2501946

    • Patent number 2,501,946
    • Issue date Mar 28, 1950
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2485831

    • Patent number 2,485,831
    • Issue date Oct 25, 1949
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2483518

    • Patent number 2,483,518
    • Issue date Oct 4, 1949
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2466790

    • Patent number 2,466,790
    • Issue date Apr 12, 1949
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2281697

    • Patent number 2,281,697
    • Issue date May 5, 1942
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2192835

    • Patent number 2,192,835
    • Issue date Mar 5, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2176730

    • Patent number 2,176,730
    • Issue date Oct 17, 1939
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2126020

    • Patent number 2,126,020
    • Issue date Aug 9, 1938
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2086725

    • Patent number 2,086,725
    • Issue date Jul 13, 1937
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2070490

    • Patent number 2,070,490
    • Issue date Feb 9, 1937
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1999592

    • Patent number 1,999,592
    • Issue date Apr 30, 1935
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1998029

    • Patent number 1,998,029
    • Issue date Apr 16, 1935
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1994618

    • Patent number 1,994,618
    • Issue date Mar 19, 1935
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1944995

    • Patent number 1,944,995
    • Issue date Jan 30, 1934
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1942031

    • Patent number 1,942,031
    • Issue date Jan 2, 1934
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1940378

    • Patent number 1,940,378
    • Issue date Dec 19, 1933
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1926450

    • Patent number 1,926,450
    • Issue date Sep 12, 1933
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1914719

    • Patent number 1,914,719
    • Issue date Jun 20, 1933
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1896778

    • Patent number 1,896,778
    • Issue date Feb 7, 1933
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1882287

    • Patent number 1,882,287
    • Issue date Oct 11, 1932
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1863380

    • Patent number 1,863,380
    • Issue date Jun 14, 1932
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...