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
CA706101A
Inventor
C. Moryl Douglas
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.)
AG Spalding and Bros Inc
Original Assignee
AG Spalding and Bros Inc
Publication date
Application grantedgrantedCritical
Publication of CA706101ApublicationCriticalpatent/CA706101A/en