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
CA752822A
Inventor
Zweig Samuel
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.)
Morton Salt Co
Original Assignee
Morton Salt Co
Publication date
Application grantedgrantedCritical
Publication of CA752822ApublicationCriticalpatent/CA752822A/en