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.)
FRANK ZANKL RICHARD E. STOBBE and JOHN J. SCHACHER EDWARD E. KIRKHAM
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.)
Kearney and Trecker Corp
Original Assignee
Kearney and Trecker 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 US05285813external-prioritypatent/US3878445A/en
Application filed by Kearney and Trecker CorpfiledCriticalKearney and Trecker Corp
Application grantedgrantedCritical
Publication of AU5980773ApublicationCriticalpatent/AU5980773A/en
Publication of AU489217B2publicationCriticalpatent/AU489217B2/en