Brian P. DUNCAN

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Ravensdale, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fixture for venting a roof
- Patent number 11,946,303
- Issue date Apr 2, 2024
- GDX, LLC
- Brian P. Duncan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
FIXTURE FOR VENTING A ROOF
- Publication number 20220145688
- Publication date May 12, 2022
- GDX, LLC
- Brian P. DUNCAN
- E04 - BUILDING