H. M. Robert Labelle

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Cornwall, Ont., CA

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Patents Grantslast 30 patents

Information Patent Grant
Hinged closure panel with separate hinge member
- Patent number 4,823,531
- Issue date Apr 25, 1989
- H. M. Robert Labelle
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS