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
CA 58156
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.)
VOGEL PETERSON CO
Original Assignee
VOGEL PETERSON CO
Publication date
Priority to CA 58156priorityCriticalpatent/CA58156S/en
Application grantedgrantedCritical
Publication of CA58156SpublicationCriticalpatent/CA58156S/en