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
CA21105F
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.)
Still & Sons Ltd W M
WM Still and Sons Ltd
Original Assignee
Still & Sons Ltd W M
WM Still and Sons Ltd
Publication date
Priority to CA21105FpriorityCriticalpatent/CA21105S/en
Application grantedgrantedCritical
Publication of CA21105SpublicationCriticalpatent/CA21105S/en