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
CA908490A
Inventor
J. Fairley Charles
Swaine Derwent
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.)
Tenco Brooke Bond Ltd
Original Assignee
Tenco Brooke Bond Ltd
Publication date
Application grantedgrantedCritical
Publication of CA908490ApublicationCriticalpatent/CA908490A/en