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
CA835778A
Inventor
R. Jarrett Charles
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.)
Crane Process Flow Technologies Ltd
Original Assignee
Charles R Jarrett
Saunders Valve Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA835778ApublicationCriticalpatent/CA835778A/en