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
CA856388A
Inventor
H. Steigerwald Karl
Meyer Edgar
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.)
K H STEIGERWALD GmbH
Original Assignee
K H STEIGERWALD GmbH
Publication date
Application grantedgrantedCritical
Publication of CA856388ApublicationCriticalpatent/CA856388A/en