TREA

Guides for rulers

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  • B43L13/04
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BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING B43L13/00Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for

Current Industry

B43L13/04Guides for rulers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Etch a sketch tool with removable and replacable glasses and method...
    • Patent number 10,744,814
    • Issue date Aug 18, 2020
    • Anton Zumot
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Multi-function finger guide
    • Patent number 6,944,961
    • Issue date Sep 20, 2005
    • Timothy B. Carroll
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing aid
    • Patent number 6,536,126
    • Issue date Mar 25, 2003
    • Camille Wilson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drywall marking and scoring guide
    • Patent number 6,289,594
    • Issue date Sep 18, 2001
    • Randolph Wrobbel
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing board assembly
    • Patent number 5,956,856
    • Issue date Sep 28, 1999
    • Chiang-Wen Chen
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Cartoon drawer with built-in lamp
    • Patent number 5,899,146
    • Issue date May 4, 1999
    • Lee Chin Kun
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing device with multimedia enhancement
    • Patent number 5,867,914
    • Issue date Feb 9, 1999
    • The Ohio Art Company
    • James E. Watson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drafting device
    • Patent number 5,386,640
    • Issue date Feb 7, 1995
    • Chiang-Ming Chen
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Color drawing toy
    • Patent number 5,333,387
    • Issue date Aug 2, 1994
    • The Ohio Art Company
    • James B. Ankenbruck
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing device
    • Patent number 5,321,891
    • Issue date Jun 21, 1994
    • The Ohio Art Company
    • Avi Arad
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Parallel rule
    • Patent number 5,152,069
    • Issue date Oct 6, 1992
    • Otis M. Lee
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Cable drive system for carriage movement and method of use
    • Patent number 5,063,676
    • Issue date Nov 12, 1991
    • Gerber Garment Technology, Inc.
    • Heinz J. Gerber
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing device having indexable stylus turret
    • Patent number 4,949,466
    • Issue date Aug 21, 1990
    • Buddy L Corporation
    • Robert T. Auer
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Parallel rule
    • Patent number 4,914,824
    • Issue date Apr 10, 1990
    • Otis M. Lee
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Rotable drafting table having rectangular configured drafting surface
    • Patent number 4,905,610
    • Issue date Mar 6, 1990
    • Daniel Kelley
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing device having retractable stylus
    • Patent number 4,856,197
    • Issue date Aug 15, 1989
    • Buddy L Corporation
    • Robert T. Auer
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Positioning systems
    • Patent number 4,833,785
    • Issue date May 30, 1989
    • United Innovations Division of United Engineers, Inc.
    • Christopher A. Parent
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ruler for fixed-distance movement
    • Patent number 4,790,077
    • Issue date Dec 13, 1988
    • Sharp Kabushiki Kaisha
    • Hiroshi Tsujioka
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Rotatable drafting table having rectangular configured drafting sur...
    • Patent number 4,779,543
    • Issue date Oct 25, 1988
    • Daniel Kelley
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Numerically or manually controlled moving carriage drafting machine
    • Patent number 4,738,029
    • Issue date Apr 19, 1988
    • Kurt Held
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Adjustable traveling mahl and magnetic support for mounting artist'...
    • Patent number 4,717,109
    • Issue date Jan 5, 1988
    • Walter G. Johnston
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Positioning systems
    • Patent number 4,697,348
    • Issue date Oct 6, 1987
    • United Innovations Division of United Engineers, Inc.
    • Christopher A. Parent
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electronic carriage brake for a drawing machine
    • Patent number 4,682,822
    • Issue date Jul 28, 1987
    • Marabuwerke Erwin Martz GmbH & Co
    • Gerhard Brecht
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Lettering template
    • Patent number 4,679,328
    • Issue date Jul 14, 1987
    • Michael Saad
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Computer-aided drawing or engraving device
    • Patent number 4,625,410
    • Issue date Dec 2, 1986
    • Franz Kuhlmann Prazisionsmechanik und Maschinenbau GmbH & Co. KG
    • Hans Eder
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Parallel straightedge
    • Patent number 4,622,755
    • Issue date Nov 18, 1986
    • Russell J. Wood
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Positioning systems
    • Patent number 4,600,083
    • Issue date Jul 15, 1986
    • Christopher A. Parent
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drafting machine
    • Patent number 4,559,715
    • Issue date Dec 24, 1985
    • Walter Weglin
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ruler device for use in marking-off
    • Patent number 4,553,327
    • Issue date Nov 19, 1985
    • Yosio Watanabe
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Apparatus for use with dry transfer lettering sheets
    • Patent number 4,539,759
    • Issue date Sep 10, 1985
    • Esselte Pendaflex Corporation
    • Martin E. Dowzall
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Multi-function finger guide
    • Publication number 20050044734
    • Publication date Mar 3, 2005
    • Timothy B. Carroll
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING AID
    • Publication number 20030024130
    • Publication date Feb 6, 2003
    • Camille Wilson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Drawing board assembly having angle scale device
    • Publication number 20020152623
    • Publication date Oct 24, 2002
    • Chiang-Wen Chen
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Scribing apparatus and method
    • Publication number 20020032969
    • Publication date Mar 21, 2002
    • Tobias M. Cardew
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    DRYWALL MARKING AND SCORING GUIDE
    • Publication number 20010020334
    • Publication date Sep 13, 2001
    • RANDOLPH WROBBEL
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES