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Pitcher's circle compass
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Patent number 10,639,928
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Issue date May 5, 2020
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Edgar R Johnson
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Wheeled compass
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Patent number 9,073,381
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Issue date Jul 7, 2015
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King Saud University
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Mohamed Yossry Elmassry
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Circle making tool
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Patent number 8,782,912
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Issue date Jul 22, 2014
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Speedy Circle Manufacturing LLC
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Eric A. Jensen
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Compass assembly
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Patent number 7,191,530
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Issue date Mar 20, 2007
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Vernon J. Thibodeaux
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Tool guiding tape measure
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Patent number 5,782,007
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Issue date Jul 21, 1998
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Adam S. Harris
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Universal tape measure
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Patent number 5,735,052
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Issue date Apr 7, 1998
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Hsiao-Chung Lin
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Fixture for tape measure
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Patent number 5,172,486
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Issue date Dec 22, 1992
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Arthur Waldherr
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Marking and cutting device
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Patent number 4,976,037
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Issue date Dec 11, 1990
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Burl D. Hines
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Marking device
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Patent number 4,760,648
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Issue date Aug 2, 1988
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Sid W. Doak
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Chalk line marking device
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Patent number 4,679,325
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Issue date Jul 14, 1987
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Bobby Sweatman
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Tape measure and marking device
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Patent number 4,296,554
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Issue date Oct 27, 1981
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Everett A. Hammerstrom
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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-
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3393454
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Patent number 3,393,454
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Issue date Jul 23, 1968
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3150027
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Patent number 3,150,027
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Issue date Sep 22, 1964
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3035352
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Patent number 3,035,352
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Issue date May 22, 1962
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2934827
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Patent number 2,934,827
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Issue date May 3, 1960
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2804688
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Patent number 2,804,688
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Issue date Sep 3, 1957
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2651843
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Patent number 2,651,843
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Issue date Sep 15, 1953
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2621409
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Patent number 2,621,409
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Issue date Dec 16, 1952
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2582488
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Patent number 2,582,488
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Issue date Jan 15, 1952
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2400343
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Patent number 2,400,343
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Issue date May 14, 1946
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2349670
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Patent number 2,349,670
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Issue date May 23, 1944
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2331892
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Patent number 2,331,892
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Issue date Oct 19, 1943
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES