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
CA709200A
Inventor
R. Smolen Sam
A. Worden Donald
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.)
MAROTTA VALVE CORP
Original Assignee
MAROTTA VALVE CORP
Publication date
Application grantedgrantedCritical
Publication of CA709200ApublicationCriticalpatent/CA709200A/en