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
CA836231A
Inventor
Jackson Ronald
D. H. Saunders Ronald
Ormerod Alan
Original Assignee
Joseph Lucas Industries Ltd
Publication date
Application grantedgrantedCritical
Publication of CA836231ApublicationCriticalpatent/CA836231A/en