Reinhard Bolnberger

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Vienna, AT

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Patents Grantslast 30 patents

Information Patent Grant
Breathing mask having a transducer movable parts coupled to a speak...
- Patent number 4,718,415
- Issue date Jan 12, 1988
- AKG Akustische u.KinoGerate Gesellschaft m.b.H.
- Reinhard Bolnberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE