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Sectional folding closure
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Patent number 4,497,357
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Issue date Feb 5, 1985
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Martinray Industries Ltd.
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Henri M. R. Labelle
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Closure hinge improvements
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Patent number 4,475,268
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Issue date Oct 9, 1984
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Martinray Industries Ltd.
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Henri M. R. Labelle
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Hinge having open curved portions
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Patent number 4,434,525
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Issue date Mar 6, 1984
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Martinray Industries Ltd.
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Henri M. R. Labelle
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Folding closure
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Patent number 4,383,569
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Issue date May 17, 1983
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Henri M. R. Labelle
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Folding closure with a sweeper
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Patent number 4,380,260
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Issue date Apr 19, 1983
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Henri M. R. Labelle
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Panic bar assembly
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Patent number 4,357,981
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Issue date Nov 9, 1982
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Henri M. R. Labelle
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Lock bolt
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Patent number 4,315,648
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Issue date Feb 16, 1982
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Henri M. R. Labelle
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES