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.)
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.)
ALICE R OLSEN
RAYMOND K FERWERDA
SOPHIA L FERWERDA
SOPHIA L REBELL
Original Assignee
ALICE R OLSEN
RAYMOND K FERWERDA
SOPHIA L FERWERDA
SOPHIA L REBELL
Publication date
Application grantedgrantedCritical
Publication of CA575148ApublicationCriticalpatent/CA575148A/fr