AKG Akustische u. Kino-Gerate GmbH
Patent Applications and Registrations
Patent applications and USPTO patent grants for AKG Akustische u. Kino-Gerate GmbH.The latest application filed is for "acoustic frictional resistance construction and method of producing an acoustic frictional resistance using a laser".
- AKG Akustische u. Kino-Gerate GmbH - AT AT
- AKG Akustische u. Kino Gerate G.m.b.H. - Vienna OE
| Patent | Date |
|---|---|
| Acoustic frictional resistance construction and method of producing an acoustic frictional resistance using a laser Grant 4,640,382 - Hartmann , et al. February 3, 1 | 1987-02-03 |
| Circuit for suppressing amplitude peaks caused by stop consonants in an electroacoustic transmission system Grant 4,589,136 - Poldy , et al. May 13, 1 | 1986-05-13 |
| Headphone construction Grant 3,919,501 - Cech , et al. November 11, 1 | 1975-11-11 |
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