![]() ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Shepherd Tractor & Equipment C filed Critical Shepherd Tractor & Equipment C Priority to US147180A priority Critical patent/US2674817A/en Application granted granted Critical Publication of US2674817A publication Critical patent/US2674817A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Shepherd Tractor & Equipment C 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 or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US147180A Inventor Daniel A Palmiter Current Assignee (The listed assignees may be inaccurate. Google Patents Bulldozer blade having detachable wingsÄownload PDF Info Publication number US2674817A US2674817A US147180A US14718050A US2674817A US 2674817 A US2674817 A US 2674817A US 147180 A US147180 A US 147180A US 14718050 A US14718050 A US 14718050A US 2674817 A US2674817 A US 2674817A Authority US United States Prior art keywords blade bulldozer sections earth bulldozer blade Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US2674817A - Bulldozer blade having detachable wings US2674817A - Bulldozer blade having detachable wings
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