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Thermal break door frame assembly
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Patent number 4,930,257
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Issue date Jun 5, 1990
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National Material Limited Partnership
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William P. Windgassen
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Framing structure
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Patent number 4,628,648
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Issue date Dec 16, 1986
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American Welding & Manufacturing Co.
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Rodney W. Winyard
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Expanded store front system
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Patent number 4,214,415
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Issue date Jul 29, 1980
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Swiss Aluminium Ltd.
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Ronald D. Sukolics
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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-
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Framing member and joints
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Patent number 3,994,112
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Issue date Nov 30, 1976
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Ideal Casements (Reading) Limited
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James Wallace
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Framing
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Patent number 3,968,614
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Issue date Jul 13, 1976
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Ideal Casements (Reading) Limited
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James Wallace
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3557514
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Patent number 3,557,514
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Issue date Jan 26, 1971
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3527011
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Patent number 3,527,011
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Issue date Sep 8, 1970
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3488906
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Patent number 3,488,906
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Issue date Jan 13, 1970
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3466826
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Patent number 3,466,826
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Issue date Sep 16, 1969
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2570169
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Patent number 2,570,169
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Issue date Oct 2, 1951
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B60 - VEHICLES IN GENERAL
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2136273
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Patent number 2,136,273
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Issue date Nov 8, 1938
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS