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
CA598910A
Inventor
F. H. Custers Jans
B. Dyer Henry
W. Ditchburn Robert
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.)
Industrial Distributors 1946 Ltd
Original Assignee
Industrial Distributors 1946 Ltd
Publication date
Application grantedgrantedCritical
Publication of CA598910ApublicationCriticalpatent/CA598910A/en