Jean-François LACHANCE

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St-Jean-sur-Richelieu, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for perforating beams
- Patent number 9,221,189
- Issue date Dec 29, 2015
- BOIS D'INGENIERIE HYBRID JOIST INC.
- Jean-Francois Lachance
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR PERFORATING BEAMS
- Publication number 20120103472
- Publication date May 3, 2012
- BOIS D'INGÉNIERIE HYBRID JOIST INC.
- Jean-François LACHANCE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR