Helge Hansen

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Patents Grantslast 30 patents

Information Patent Grant
Window frame
- Patent number 6,318,037
- Issue date Nov 20, 2001
- Thermoform A/S
- Helge Hansen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Method for the manufacture of a plastic window
- Patent number 6,210,507
- Issue date Apr 3, 2001
- Thermoform A/S
- Helge Hansen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Window frame assembly
- Patent number 5,369,922
- Issue date Dec 6, 1994
- Tehrmoform A/S
- Helge Hansen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Deflector for directing downwards a flow of air along the surface o...
- Patent number 4,726,618
- Issue date Feb 23, 1988
- Thermoform a/s
- Helge Hansen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Double-glazed window for insertion in openings in walls or doors of...
- Patent number 4,525,961
- Issue date Jul 2, 1985
- Thermoform A/S
- Helge Hansen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS