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
CA672242A
Inventor
T. Krause Richard
B. Kalmar Harold
A. Kukla Frank
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.)
Malco Manufacturing Co Inc
Original Assignee
Malco Manufacturing Co Inc
Publication date
Application grantedgrantedCritical
Publication of CA672242ApublicationCriticalpatent/CA672242A/en