| Type | Manufacturer |
|---|---|
| Website | https://www.hugo-mueller.de/ |
| Phone number | +49 (0)7720 80 83 6 |
| Address | Karlstrasse 90,D-78054 VS-Schwenningen |
   |
The innovative company had become well known in the locality as a manufacturer of high quality loudspeakers headphones radio assembly kits radios and some time later radio time switches.