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
CA627535A
Inventor
Specht Walter
E. Schultheis 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.)
ULTRA?TECHNIK GmbH
Original Assignee
ULTRA?TECHNIK GmbH
Publication date
Application grantedgrantedCritical
Publication of CA627535ApublicationCriticalpatent/CA627535A/en