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
CA804989A
Inventor
L. Haley William
S. Thurlow John
J. Thompson Edward
H. Robbins Dewey
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.)
Fisher Flouring Mills Co
Original Assignee
Fisher Flouring Mills Co
Publication date
Application grantedgrantedCritical
Publication of CA804989ApublicationCriticalpatent/CA804989A/en