Theo Janssens

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing glazing panels
- Patent number 4,331,282
- Issue date May 25, 1982
- BFG Glassgroup
- Theo Janssens
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Apparatus for manufacturing glazing panels
- Patent number 4,270,688
- Issue date Jun 2, 1981
- BFG Glassgroup
- Theo Janssens
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...