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
CA599472A
Inventor
L. Jones Dougan
Langewis Cornelis
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.)
Marley Co LLC
Original Assignee
Cornelis Langewis
Dougan L Jones
Marley Co LLC
Publication date
Application grantedgrantedCritical
Publication of CA599472ApublicationCriticalpatent/CA599472A/en