Gunter Kromus

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Vienna, AT

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Patents Grantslast 30 patents

Information Patent Grant
Ventilating profile frames for closure panels
- Patent number 4,558,638
- Issue date Dec 17, 1985
- Contacting-Gesellschaft fur Wirlshaftskontakte GmbH
- Siegfried Rock
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS