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
CA848382A
Inventor
William Wilson, Jr.
F. Finkl Alfred
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.)
Finkl A and Sons Co
Original Assignee
Finkl A and Sons Co
Publication date
Application grantedgrantedCritical
Publication of CA848382ApublicationCriticalpatent/CA848382A/en