TREA

Interlocks between keys

Follow

Industry

  • CPC
  • B41J5/22
This industry / category may be too specific. Please go to a parent level for more data

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

B41J5/22Interlocks between keys
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Keyboard signal storage mechanism
    • Patent number 4,235,554
    • Issue date Nov 25, 1980
    • Silver Seiko Limited
    • Michihiro Yamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Keyboard switch actuator and locking assembly
    • Patent number 4,188,136
    • Issue date Feb 12, 1980
    • Cherry Electrical Prod's. Corp.
    • Michael F. Bedocs
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3871505
    • Patent number 3,871,505
    • Issue date Mar 18, 1975
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3817366
    • Patent number 3,817,366
    • Issue date Jun 18, 1974
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3796880
    • Patent number 3,796,880
    • Issue date Mar 12, 1974
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3788443
    • Patent number 3,788,443
    • Issue date Jan 29, 1974
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3771444
    • Patent number 3,771,444
    • Issue date Nov 13, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3759360
    • Patent number 3,759,360
    • Issue date Sep 18, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3727742
    • Patent number 3,727,742
    • Issue date Apr 17, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3721327
    • Patent number 3,721,327
    • Issue date Mar 20, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3715022
    • Patent number 3,715,022
    • Issue date Feb 6, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3642110
    • Patent number 3,642,110
    • Issue date Feb 15, 1972
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3618737
    • Patent number 3,618,737
    • Issue date Nov 9, 1971
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3592313
    • Patent number 3,592,313
    • Issue date Jul 13, 1971
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3568811
    • Patent number 3,568,811
    • Issue date Mar 9, 1971
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3494051
    • Patent number 3,494,051
    • Issue date Feb 10, 1970
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    3481444
    • Patent number 3,481,444
    • Issue date Dec 2, 1969
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    3403766
    • Patent number 3,403,766
    • Issue date Oct 1, 1968
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3366216
    • Patent number 3,366,216
    • Issue date Jan 30, 1968
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3353646
    • Patent number 3,353,646
    • Issue date Nov 21, 1967
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3327828
    • Patent number 3,327,828
    • Issue date Jun 27, 1967
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3191740
    • Patent number 3,191,740
    • Issue date Jun 29, 1965
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3151722
    • Patent number 3,151,722
    • Issue date Oct 6, 1964
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3135371
    • Patent number 3,135,371
    • Issue date Jun 2, 1964
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3107771
    • Patent number 3,107,771
    • Issue date Oct 22, 1963
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3086635
    • Patent number 3,086,635
    • Issue date Apr 23, 1963
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3045799
    • Patent number 3,045,799
    • Issue date Jul 24, 1962
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3032168
    • Patent number 3,032,168
    • Issue date May 1, 1962
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3021937
    • Patent number 3,021,937
    • Issue date Feb 20, 1962
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2934193
    • Patent number 2,934,193
    • Issue date Apr 26, 1960
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents