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
CA797655A
Inventor
E. Funk William
H. Lehman Irvin
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.)
EDW J FUNK AND SONS
Original Assignee
EDW J FUNK AND SONS
Publication date
Application grantedgrantedCritical
Publication of CA797655ApublicationCriticalpatent/CA797655A/en