Otto Bachmann

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CH-6280 Hochdorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Low heat transmission framing rail structure, particularly door or...
- Patent number 4,432,179
- Issue date Feb 21, 1984
- Otto Bachmann
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS