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 14884
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.)
CARL J AHLMARK
SIDNEY E HAIGH
Original Assignee
CARL J AHLMARK
SIDNEY E HAIGH
Publication date
Priority to CA 14884priorityCriticalpatent/CA14884S/en
Application grantedgrantedCritical
Publication of CA14884SpublicationCriticalpatent/CA14884S/en