TREA

for subsidiary keys

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  • CPC
  • B41J5/20
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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

B41J5/20for subsidiary keys
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Case shift and lock input mechanism including a shift control switch
    • Patent number 4,407,596
    • Issue date Oct 4, 1983
    • SCM Corporation
    • Barry C. Reiner
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Shift lock and position indicating torsion spring activated key switch
    • Patent number 4,348,122
    • Issue date Sep 7, 1982
    • Justin O. Balta
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Secretarial shift mechanism for an electric keyboard
    • Patent number 4,295,012
    • Issue date Oct 13, 1981
    • Illinois Tool Works Inc.
    • Robert J. Keeler
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Keyboard switch assembly having actuator interlocking keyboard shif...
    • Patent number 4,071,719
    • Issue date Jan 31, 1978
    • Illinois Tool Works Inc.
    • Robert Christen Madland
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3863748
    • Patent number 3,863,748
    • Issue date Feb 4, 1975
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3554348
    • Patent number 3,554,348
    • Issue date Jan 12, 1971
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3359397
    • Patent number 3,359,397
    • Issue date Dec 19, 1967
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3157265
    • Patent number 3,157,265
    • Issue date Nov 17, 1964
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2959924
    • Patent number 2,959,924
    • Issue date Nov 15, 1960
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2855083
    • Patent number 2,855,083
    • Issue date Oct 7, 1958
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2675112
    • Patent number 2,675,112
    • Issue date Apr 13, 1954
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2501605
    • Patent number 2,501,605
    • Issue date Mar 21, 1950
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2499053
    • Patent number 2,499,053
    • Issue date Feb 28, 1950
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2304357
    • Patent number 2,304,357
    • Issue date Dec 8, 1942
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2289531
    • Patent number 2,289,531
    • Issue date Jul 14, 1942
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2088086
    • Patent number 2,088,086
    • Issue date Jul 27, 1937
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1722142
    • Patent number 1,722,142
    • Issue date Jul 23, 1929
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1652334
    • Patent number 1,652,334
    • Issue date Dec 13, 1927
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1559123
    • Patent number 1,559,123
    • Issue date Oct 27, 1925
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1489307
    • Patent number 1,489,307
    • Issue date Apr 8, 1924
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1418241
    • Patent number 1,418,241
    • Issue date May 30, 1922
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1387940
    • Patent number 1,387,940
    • Issue date Aug 16, 1921
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1319807
    • Patent number 1,319,807
    • Issue date Oct 28, 1919
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1296717
    • Patent number 1,296,717
    • Issue date Mar 11, 1919
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1222736
    • Patent number 1,222,736
    • Issue date Apr 17, 1917
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1223279
    • Patent number 1,223,279
    • Issue date Apr 17, 1917
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1187653
    • Patent number 1,187,653
    • Issue date Jun 20, 1916
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1146959
    • Patent number 1,146,959
    • Issue date Jul 20, 1915
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1100733
    • Patent number 1,100,733
    • Issue date Jun 23, 1914
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1055520
    • Patent number 1,055,520
    • Issue date Mar 11, 1913
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS