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Brookfield Industries, Inc.
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Thomaston, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Automatic door operator
Patent number
6,177,771
Issue date
Jan 23, 2001
Brookfield Industries, Inc.
Karl P. Kinzer
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
90105822 - BI
Serial number
90105822
Registration number
6656093
Filing date
Aug 11, 2020
Brookfield Industries, Inc.
6 - Common metals and their alloys