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
CA821918A
Inventor
D. Woodruff Maurice
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.)
Bauer Brothers Co
Original Assignee
Bauer Brothers Co
Publication date
Application grantedgrantedCritical
Publication of CA821918ApublicationCriticalpatent/CA821918A/en