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
CA601683A
Inventor
A. Halversen Roy
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.)
CHRISTINE M ANDERSON
DON L CLAUSON
EDNA E MONAHAN
MARY J HARKINS
MORGAN KEMMERER
OVID R MONAHAN
PEARL B FRYE
RALPH M ZERBY
ROBERT A FRYE
Original Assignee
CHRISTINE M ANDERSON
DON L CLAUSON
EDNA E MONAHAN
MARY J HARKINS
MORGAN KEMMERER
OVID R MONAHAN
PEARL B FRYE
RALPH M ZERBY
ROBERT A FRYE
Publication date
Application grantedgrantedCritical
Publication of CA601683ApublicationCriticalpatent/CA601683A/en