Erwin Perkonigg

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Clamp for fastening plate-form bodies to a flat support plate
- Patent number 5,274,978
- Issue date Jan 4, 1994
- Siemens Solar GmbH
- Erwin Perkonigg
- F24 - HEATING RANGES VENTILATING