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Greensteel Industries Ltd.
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Winnipeg, Manitoba, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Adjustable door frame
Patent number
5,233,802
Issue date
Aug 10, 1993
Greensteel Industries Ltd.
Harvey E. Rogers
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
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Trademark
73321311 - HIDE-A-FENDER
Serial number
73321311
Registration number
1211474
Filing date
Jul 29, 1981
Greensteel Industries Ltd.
12 - Vehicles