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Composite fire-proof, heat-barrier door
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Patent number 5,916,077
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Issue date Jun 29, 1999
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Chuan Mau Products, Ltd.
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Jung-Chaun Tang
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Wood-cased glass door assembly
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Patent number 5,355,625
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Issue date Oct 18, 1994
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Kabushiki Kaisha Tomoku
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Hisayuki Matsuoka
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Door
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Patent number 5,269,111
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Issue date Dec 14, 1993
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Leaderflush Doors Limited
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Bryan G. McDougall
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Fire-resistant door
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Patent number 4,888,918
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Issue date Dec 26, 1989
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Pease Industries, Inc.
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F. Richard Green
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Fire endurance door
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Patent number 4,367,614
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Issue date Jan 11, 1983
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Tyre Mfg. Co., Inc.
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Charles H. Warwick
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS