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
CA814342A
Inventor
Nicolai Peter
Hartmann Heinrich
Neu Gerhard
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.)
Buderus AG
Original Assignee
BuderusSche Eisenwerke AG
Publication date
Application grantedgrantedCritical
Publication of CA814342ApublicationCriticalpatent/CA814342A/en