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
CA725702A
Inventor
A. White Clifford
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.)
BAKOMA AG
Original Assignee
BAKOMA AG
Publication date
Application grantedgrantedCritical
Publication of CA725702ApublicationCriticalpatent/CA725702A/en