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
CA233,841A
Inventor
Herbert M. Pflanz
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.)
Allis Chalmers Corp
Original Assignee
Allis Chalmers Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US316985Aexternal-prioritypatent/US3882427A/en
Application filed by Allis Chalmers CorpfiledCriticalAllis Chalmers Corp
Priority to CA233,841ApriorityCriticalpatent/CA1006237A/en
Application grantedgrantedCritical
Publication of CA1006237ApublicationCriticalpatent/CA1006237A/en