Fröhlich, Klaus, Dr.

Baden

Trademarks, designs and patents

Schneller strombegrenzender Schalter

European patent · EP1098332 · Inventor

Deleted
Schnelle mechanische Schaltstelle

European patent · EP1180776 · Inventor

Deleted
Schnelle mechanische Schaltstelle

European patent · EP1067569 · Inventor

Deleted
Hochstromschalter

Swiss patent · CH675321 · Inventor

Deleted