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
CA756825A
Inventor
Uhing Joachim
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.)
UHING JOACHIM ING
Original Assignee
UHING JOACHIM ING
Publication date
Application grantedgrantedCritical
Publication of CA756825ApublicationCriticalpatent/CA756825A/en