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Tyre Mfg. Co., Inc.
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Alhambra, CA, US
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last 30 patents
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Patent Grant
Fire endurance door
Patent number
4,367,614
Issue date
Jan 11, 1983
Tyre Mfg. Co., Inc.
Charles H. Warwick
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS