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
CA856385A
Inventor
Meyer Edgar
Scheffels Wilhelm
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.)
Steigerwald Strahltecknik GmbH
Original Assignee
Steigerwald Strahltecknik GmbH
Publication date
Application grantedgrantedCritical
Publication of CA856385ApublicationCriticalpatent/CA856385A/en