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Gunther H. Bauer
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Port Coquitlam, CA
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last 30 patents
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Patent Grant
Expandable prehangable split door frame
Patent number
4,791,758
Issue date
Dec 20, 1988
Windor Manufacturing Ltd.
Gunther H. Bauer
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS