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
CA649710A
Inventor
K. Horne Russel
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.)
SINGING NEEDLES
Original Assignee
SINGING NEEDLES
Publication date
Application grantedgrantedCritical
Publication of CA649710ApublicationCriticalpatent/CA649710A/en