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
CA878673A
Inventor
Murphy Edmund
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.)
COOLING DEVELOPMENTS Ltd
Original Assignee
COOLING DEVELOPMENTS Ltd
Publication date
Application grantedgrantedCritical
Publication of CA878673ApublicationCriticalpatent/CA878673A/en