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.)
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.)
LYLE CORRUGATED CULVERT Co
Original Assignee
LYLE CORRUGATED CULVERT Co
Publication date
Application grantedgrantedCritical
Publication of CA198574ApublicationCriticalpatent/CA198574A/fr