TREA

Comprising at least two straightedges remaining parallel

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Industry

  • CPC
  • B43L7/125
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING B43L7/00Straightedges

Current Industry

B43L7/125Comprising at least two straightedges remaining parallel
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Assembly and method for taping walls for painting stripes and patterns
    • Patent number 9,757,976
    • Issue date Sep 12, 2017
    • John Menendez
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Hinged measuring and marking device
    • Patent number 8,074,368
    • Issue date Dec 13, 2011
    • Raymond E. Atwood
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Measurement gauge incorporating a level
    • Patent number 7,159,328
    • Issue date Jan 9, 2007
    • Peter Thompson Duda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Parallel rule
    • Patent number 6,804,894
    • Issue date Oct 19, 2004
    • Michael Humphries
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Magnetic cropper
    • Patent number 4,854,049
    • Issue date Aug 8, 1989
    • John N. Kuhtik
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Business form design aid
    • Patent number 4,638,569
    • Issue date Jan 27, 1987
    • Bedinghaus Business Forms, Inc.
    • Thomas D. Dove
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Spacer device
    • Patent number 4,601,108
    • Issue date Jul 22, 1986
    • Neubert W. Swanson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Transmutable rule
    • Patent number 4,599,805
    • Issue date Jul 15, 1986
    • Amando C. Padilla
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Trimming square set
    • Patent number 4,584,779
    • Issue date Apr 29, 1986
    • Hiroto Wakamatsu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3878615
    • Patent number 3,878,615
    • Issue date Apr 22, 1975
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2645028
    • Patent number 2,645,028
    • Issue date Jul 14, 1953
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2573611
    • Patent number 2,573,611
    • Issue date Oct 30, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2439346
    • Patent number 2,439,346
    • Issue date Apr 6, 1948
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2394619
    • Patent number 2,394,619
    • Issue date Feb 12, 1946
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1746537
    • Patent number 1,746,537
    • Issue date Feb 11, 1930
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1600246
    • Patent number 1,600,246
    • Issue date Sep 21, 1926
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1464633
    • Patent number 1,464,633
    • Issue date Aug 14, 1923
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1427039
    • Patent number 1,427,039
    • Issue date Aug 22, 1922
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1379124
    • Patent number 1,379,124
    • Issue date May 24, 1921
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1357462
    • Patent number 1,357,462
    • Issue date Nov 2, 1920
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1252243
    • Patent number 1,252,243
    • Issue date Jan 1, 1918
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1249599
    • Patent number 1,249,599
    • Issue date Dec 11, 1917
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1141483
    • Patent number 1,141,483
    • Issue date Jun 1, 1915
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1059797
    • Patent number 1,059,797
    • Issue date Apr 22, 1913
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    967431
    • Patent number 967,431
    • Issue date Aug 16, 1910
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    862445
    • Patent number 862,445
    • Issue date Aug 6, 1907
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    827233
    • Patent number 827,233
    • Issue date Jul 31, 1906
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    791251
    • Patent number 791,251
    • Issue date May 30, 1905
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    785756
    • Patent number 785,756
    • Issue date Mar 28, 1905
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    772696
    • Patent number 772,696
    • Issue date Oct 18, 1904
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    HINGED MEASURING AND MARKING DEVICE
    • Publication number 20100139106
    • Publication date Jun 10, 2010
    • Raymond E. Atwood
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES