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
CA757306A
Inventor
Graham-Wood Edward
Berry Frank
F. Horridge James
Foxwell John
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.)
Lowton Construction Group Ltd
Original Assignee
Lowton Construction Group Ltd
Publication date
Application grantedgrantedCritical
Publication of CA757306ApublicationCriticalpatent/CA757306A/en