Kyrian, Bohumil, Dipl.-Ing.

CH-5224 Unterbözberg

Trademarks, designs and patents

Amplitudenmodulierter Sender mit Anoden-B-Modulation

European patent · EP0159524 · Inventor

Deleted
Einseitenbandsender

European patent · EP0112410 · Inventor

Deleted
Kyrian, Bohumil, Dipl.-Ing. | Lexipedia