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Mail processing machine
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Patent number 6,725,752
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Issue date Apr 27, 2004
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Catawa, Inc.
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Eduardo S. Torrazza
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Device for handling documents
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Patent number 6,264,594
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Issue date Jul 24, 2001
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Printed Forms Equipment Ltd.
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Robert Oliver Iddon
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Envelope opening machine
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Patent number 5,470,182
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Issue date Nov 28, 1995
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Omation Corporation
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Edward A. Krupotich
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Envelope opener
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Patent number 4,926,729
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Issue date May 22, 1990
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Elm Industry Co., Ltd.
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Hideo Igarashi
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Envelope edge slitting apparatus
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Patent number 4,144,786
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Issue date Mar 20, 1979
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Stephens Industries, Inc.
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James D. Beard
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3867860
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Patent number 3,867,860
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Issue date Feb 25, 1975
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3808926
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Patent number 3,808,926
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Issue date May 7, 1974
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3739670
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Patent number 3,739,670
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Issue date Jun 19, 1973
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3691726
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Patent number 3,691,726
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Issue date Sep 19, 1972
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3381564
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Patent number 3,381,564
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Issue date May 7, 1968
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3301116
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Patent number 3,301,116
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Issue date Jan 31, 1967
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2656889
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Patent number 2,656,889
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Issue date Oct 27, 1953
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2647313
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Patent number 2,647,313
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Issue date Aug 4, 1953
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2386329
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Patent number 2,386,329
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Issue date Oct 9, 1945
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2272323
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Patent number 2,272,323
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Issue date Feb 10, 1942
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2220251
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Patent number 2,220,251
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Issue date Nov 5, 1940
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2168394
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Patent number 2,168,394
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Issue date Aug 8, 1939
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2163026
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Patent number 2,163,026
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Issue date Jun 20, 1939
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2159260
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Patent number 2,159,260
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Issue date May 23, 1939
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2157232
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Patent number 2,157,232
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Issue date May 9, 1939
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2146110
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Patent number 2,146,110
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Issue date Feb 7, 1939
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2136786
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Patent number 2,136,786
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Issue date Nov 15, 1938
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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2106191
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Patent number 2,106,191
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Issue date Jan 25, 1938
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES