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
Inventor
H. Jacoby Charles
V. Whelply 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.)
Akzo Nobel Salt Inc
Original Assignee
Charles H Jacoby
Frank V Whelply
International Salt Co
Publication date
Application grantedgrantedCritical
Publication of CA818324ApublicationCriticalpatent/CA818324A/en