Korischum, Fritz

Wettingen

Trademarks, designs and patents

Isolator und Verfahren zu seiner Herstellung

Swiss patent · CH659907 · Inventor

Deleted
Grossisolator

Swiss patent · CH593543 · Inventor

Deleted
Grossisolator

Swiss patent · CH582942 · Inventor

Deleted
Korischum, Fritz | Lexipedia