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
CA694443A
Inventor
K. Haslehurst Arthur
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.)
Paramatic Development Ltd
Original Assignee
Paramatic Development Ltd
Publication date
Application grantedgrantedCritical
Publication of CA694443ApublicationCriticalpatent/CA694443A/en