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3127832
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Patent number 3,127,832
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2193396
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1981662
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Issue date Nov 20, 1934
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1943404
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Patent number 1,943,404
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1834532
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Issue date Dec 1, 1931
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1829928
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Issue date Nov 3, 1931
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1825014
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Patent number 1,825,014
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Issue date Sep 29, 1931
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1761102
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Patent number 1,761,102
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Issue date Jun 3, 1930
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1752674
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Patent number 1,752,674
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1709106
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Patent number 1,709,106
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1539061
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1509876
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1496972
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Patent number 1,496,972
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1496971
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Patent number 1,496,971
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1480690
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1474744
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1452674
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1378496
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1298874
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1262223
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1228844
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1163988
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1134652
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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1063084
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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974845
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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956140
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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857618
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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821911
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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819829
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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820183
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Issue date May 8, 1906
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES