Frank Mantwill

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Bielefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Fire-resistant frame structure for a facade or glass roof
- Patent number 6,141,923
- Issue date Nov 7, 2000
- Schuco International KG
- Siegfried Habicht
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Fire resistant frame structure for windows, doors, facades or glass...
- Patent number 5,694,731
- Issue date Dec 9, 1997
- Schuco International KG
- Armin Tonsmann
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS