Liang Kan Zheng

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Montreal, CA

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Patents Grantslast 30 patents

Information Patent Grant
Telescoping floor seal for vertically displaceable partition
- Patent number 8,336,257
- Issue date Dec 25, 2012
- Railquip Enterprises Inc.
- Mark McDonald
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
TELESCOPING FLOOR SEAL FOR VERTICALLY DISPLACEABLE PARTITION
- Publication number 20120011777
- Publication date Jan 19, 2012
- Mark McDonald
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS