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
CA622753A
Inventor
F. Lachowicz Stanley
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.)
Landers Frary and Clark
Original Assignee
Landers Frary and Clark
Publication date
Application grantedgrantedCritical
Publication of CA622753ApublicationCriticalpatent/CA622753A/en