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
CA669120A
Inventor
B. Sims Raymond
A. Harrison James
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.)
Davy Loewy Ltd
Original Assignee
Davy Loewy Ltd
Publication date
Application grantedgrantedCritical
Publication of CA669120ApublicationCriticalpatent/CA669120A/en