TREA

Mounting or connecting key buttons on or to key levers

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Industry

  • CPC
  • B41J5/16
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41JTYPEWRITERS SELECTIVE PRINTING MECHANISMS, e.g. INK-JET PRINTERS, THERMAL PRINTERS B41J5/00Devices or arrangements for controlling character selection

Current Industry

B41J5/16Mounting or connecting key buttons on or to key levers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Recording apparatus and transport device
    • Patent number 11,858,261
    • Issue date Jan 2, 2024
    • Seiko Epson Corporation
    • Yohei Shibata
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Keyboard device
    • Patent number 10,886,081
    • Issue date Jan 5, 2021
    • Chicony Electronics Co., Ltd.
    • Po-Hsin Li
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Key device
    • Patent number 10,409,316
    • Issue date Sep 10, 2019
    • Chicony Electronics Co., Ltd.
    • Chia-Hsin Chen
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Snap on ergonomic keycaps
    • Patent number 5,391,006
    • Issue date Feb 21, 1995
    • Paul Danziger
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Key structure for computer keyboards
    • Patent number 5,372,442
    • Issue date Dec 13, 1994
    • Kun-Chu Wang
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Keyboard for typewriter and the like
    • Patent number 5,350,244
    • Issue date Sep 27, 1994
    • TA Triumph-Adler AG
    • Gunter Buttner
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Breakaway leafspring actuated keyswitch apparatus
    • Patent number 4,480,937
    • Issue date Nov 6, 1984
    • Richard A. Eckhardt
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Key top for automatic assembly for keyboard apparatus
    • Patent number 4,356,613
    • Issue date Nov 2, 1982
    • Burroughs Corporation
    • Edward I. Nelson
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3900712
    • Patent number 3,900,712
    • Issue date Aug 19, 1975
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3777090
    • Patent number 3,777,090
    • Issue date Dec 4, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3773997
    • Patent number 3,773,997
    • Issue date Nov 20, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3749859
    • Patent number 3,749,859
    • Issue date Jul 31, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3739310
    • Patent number 3,739,310
    • Issue date Jun 12, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3731014
    • Patent number 3,731,014
    • Issue date May 1, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3668695
    • Patent number 3,668,695
    • Issue date Jun 6, 1972
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3665126
    • Patent number 3,665,126
    • Issue date May 23, 1972
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3633724
    • Patent number 3,633,724
    • Issue date Jan 11, 1972
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3588875
    • Patent number 3,588,875
    • Issue date Jun 28, 1971
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3502188
    • Patent number 3,502,188
    • Issue date Mar 24, 1970
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3233070
    • Patent number 3,233,070
    • Issue date Feb 1, 1966
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2692037
    • Patent number 2,692,037
    • Issue date Oct 19, 1954
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2692038
    • Patent number 2,692,038
    • Issue date Oct 19, 1954
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2619215
    • Patent number 2,619,215
    • Issue date Nov 25, 1952
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2587778
    • Patent number 2,587,778
    • Issue date Mar 4, 1952
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2223036
    • Patent number 2,223,036
    • Issue date Nov 26, 1940
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2198818
    • Patent number 2,198,818
    • Issue date Apr 30, 1940
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2037223
    • Patent number 2,037,223
    • Issue date Apr 14, 1936
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1653683
    • Patent number 1,653,683
    • Issue date Dec 27, 1927
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1508001
    • Patent number 1,508,001
    • Issue date Sep 9, 1924
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1449119
    • Patent number 1,449,119
    • Issue date Mar 20, 1923
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents