Chet Lok

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Vertically collapsible weather resistant barrier for opening in a b...
- Patent number 8,302,654
- Issue date Nov 6, 2012
- Railquip Enterprises Inc.
- Mark McDonald
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
VERTICALLY COLLAPSIBLE WEATHER RESISTANT BARRIER FOR OPENING IN A B...
- Publication number 20110023366
- Publication date Feb 3, 2011
- Railquip Enterprises Inc.
- Mark McDonald
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES