Michel Mangal

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Bois d'Haine, BE

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Patents Grantslast 30 patents

Information Patent Grant
Device for interlocking together two adjacent metal frames from two...
- Patent number 4,563,849
- Issue date Jan 14, 1986
- SADACEM
- Michel Mangal
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS