Karl Cech

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Patents Grantslast 30 patents

Information Patent Grant
Shock absorbing support for microphones
- Patent number 4,546,950
- Issue date Oct 15, 1985
- AKG Akustische a.Kino Gerate Gesellschaft
- Karl Cech
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Headset construction
- Patent number 4,138,598
- Issue date Feb 6, 1979
- AKG Akustische u. Kino-Gerate Gesellschaft m.b.H.
- Karl Cech
- H04 - ELECTRIC COMMUNICATION TECHNIQUE