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
CA41581F
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.)
H A Wain & Sons Ltd
Original Assignee
H A Wain & Sons Ltd
Publication date
Priority to CA41581FpriorityCriticalpatent/CA41581S/en
Application grantedgrantedCritical
Publication of CA41581SpublicationCriticalpatent/CA41581S/en