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
CA745552A
Inventor
Bauer Richard
Hummel Friedrich
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.)
ELOFOL AG
Original Assignee
ELOFOL AG
Publication date
Application grantedgrantedCritical
Publication of CA745552ApublicationCriticalpatent/CA745552A/en