for mounting centering elements

Patents Grantslast 30 patents

  • Information Patent Grant

    Circle marking device

    • Patent number 8,806,766
    • Issue date Aug 19, 2014
    • David M. Lee
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing apparatus utilizing measuring tape

    • Patent number 7,900,364
    • Issue date Mar 8, 2011
    • Arinoll Lee
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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    Flat compass for marking large arcsand circles

    • Patent number 7,823,294
    • Issue date Nov 2, 2010
    • Amaury D. Contreras
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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    Multi-functional carpentry tool

    • Patent number 7,797,842
    • Issue date Sep 21, 2010
    • Patrick Fernandes
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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    Measuring compass

    • Patent number 7,640,671
    • Issue date Jan 5, 2010
    • Yu-Ming Tu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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    Multi-purpose hand tool and scribing apparatus utilizing multi-purp...

    • Patent number 7,254,855
    • Issue date Aug 14, 2007
    • Rory McCreesh
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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    Multi-purpose hand tool and scribing apparatus utilizing multi-purp...

    • Patent number 6,941,605
    • Issue date Sep 13, 2005
    • Derry Industries, LLC
    • Rory McCreesh
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass with safety pivot

    • Patent number 5,555,630
    • Issue date Sep 17, 1996
    • Etienne N. De Souza
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Device for describing arcs

    • Patent number 5,542,185
    • Issue date Aug 6, 1996
    • Fiskars Inc.
    • James C. Boda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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    3719999

    • Patent number 3,719,999
    • Issue date Mar 13, 1973
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2867042

    • Patent number 2,867,042
    • Issue date Jan 6, 1959
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2537058

    • Patent number 2,537,058
    • Issue date Jan 9, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1501169

    • Patent number 1,501,169
    • Issue date Jul 15, 1924
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents