Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA911050A
Inventor
Guanella Gustav
Tiesnes Manfred
Wigdorovits Ivan
Eggimann Fritz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Patelhold Patenverwertungs and Elektro-Holding AG
Original Assignee
Patelhold Patenverwertungs and Elektro-Holding AG
Publication date
Application grantedgrantedCritical
Publication of CA911050ApublicationCriticalpatent/CA911050A/en