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
CA877535A
Inventor
L. Bartlett Ronald
A. Chapman Edwin
D. Johnston Roy
Phelps Brian
D. Blake Paul
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.)
Murex Welding Processes Ltd
Original Assignee
Murex Welding Processes Ltd
Publication date
Application grantedgrantedCritical
Publication of CA877535ApublicationCriticalpatent/CA877535A/en