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
CA795247A
Inventor
Von Alt Rolf
Viessmann Klaus
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.)
KREIDLER'S METALL-U DRAHTWERKE GmbH
Original Assignee
KREIDLER'S METALL-U DRAHTWERKE GmbH
Publication date
Application grantedgrantedCritical
Publication of CA795247ApublicationCriticalpatent/CA795247A/en