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.)
GRACE R E GAST
LOUISE S GAST
MILDRED L GAST
Original Assignee
GRACE R E GAST
LOUISE S GAST
MILDRED L GAST
Publication date
Application grantedgrantedCritical
Publication of CA310483ApublicationCriticalpatent/CA310483A/fr