Otto Bachmann

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Hochdorf, CH

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Patents Grantslast 30 patents

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Heat and sound transmission attenuated framing structure, particula...
- Patent number 5,768,836
- Issue date Jun 23, 1998
- Sunshine Engineering AG
- Otto Bachmann
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS