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Safety device for doors
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Patent number 6,311,432
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Issue date Nov 6, 2001
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Paul Lennard Watson
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Foldable door for closet
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Patent number 5,782,282
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Issue date Jul 21, 1998
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Chang Than Chen
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Perfected hinge
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Patent number 5,490,305
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Issue date Feb 13, 1996
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Angel Domingo Ribot
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Door mount and door nose
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Patent number 4,570,384
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Issue date Feb 18, 1986
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Eckel Industries, Inc.
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Alan Eckel
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Safety door entrance
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Patent number 4,290,233
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Issue date Sep 22, 1981
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Kawneer Company, Inc.
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S. Eugene Hubbard
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Finger guard for pivot hung door
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Patent number 3,934,371
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Issue date Jan 27, 1976
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The Stanley Works
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Henry J. Ulatowski
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3889315
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Patent number 3,889,315
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Issue date Jun 17, 1975
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3827183
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Patent number 3,827,183
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Issue date Aug 6, 1974
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3300900
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Patent number 3,300,900
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Issue date Jan 31, 1967
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3137042
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Patent number 3,137,042
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Issue date Jun 16, 1964
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2619689
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Patent number 2,619,689
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Issue date Dec 2, 1952
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2557716
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Patent number 2,557,716
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Issue date Jun 19, 1951
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2375901
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Patent number 2,375,901
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Issue date May 15, 1945
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2216609
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Patent number 2,216,609
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Issue date Oct 1, 1940
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2184259
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Patent number 2,184,259
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Issue date Dec 19, 1939
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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1484024
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Patent number 1,484,024
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Issue date Feb 19, 1924
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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1400788
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Patent number 1,400,788
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Issue date Dec 20, 1921
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS