Patents/Inventors

Frank Graskowski

WandlitzDE2 patents

3 Patents

US123621142025
Compact Vacuum Interrupter
Siemens Aktiengesellschaft
0 cites
US119422902024
Vacuum Interrupter
Siemens Aktiengesellschaft
0 cites
US116767842023
Vacuum Interrupter
Siemens Energy Global GmbH & Co. KG
0 cites