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
Inventor
Willkommen Gunter
Gunther Klaus
Volkert Erich
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.)
VEB STARKSTROM-ANLAGENBAU ERFURT
Original Assignee
VEB STARKSTROM-ANLAGENBAU ERFURT
Publication date
Application grantedgrantedCritical
Publication of CA900565ApublicationCriticalpatent/CA900565A/en