Nelson Albert Warner

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Northbridge, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Door insert for balancing air pressure
- Patent number 8,662,971
- Issue date Mar 4, 2014
- Tamarack Technologies, Inc.
- Nelson Albert Warner
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
DOOR INSERT FOR BALANCING AIR PRESSURE
- Publication number 20120003914
- Publication date Jan 5, 2012
- TAMARACK TECHNOLOGIES, INC.
- Nelson Albert Warner
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS