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Publication numberUSD230297 S
Publication typeGrant
Publication dateFeb 5, 1974
Filing dateMar 22, 1972
Publication numberUS D230297 S, US D230297S, US-S-D230297, USD230297 S, USD230297S
InventorsAgricultural Machinery Journal
Original AssigneeDeere a Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Tractor roll-over protection frame
US D230297 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

v. ited States Patent O we if? 113:

230,297 TRACTOR ROLL-OVER PROTECTION FRAME William F. H. Purcell, New York, James M. Conner, Mamaroneck, and Charles W. Pelly, Scarsdale, N.Y., assignors to Deere & Company, Moline, Ill.

Filed Mar. 22, 1972, Ser. No. 237,227

Term of patent 14 years Int. Cl. D1209 U.S. Cl. D40-5 Des. 230,297

FIG.3

wil wi l References Cited UNITED STATES PATENTS 4/1972 Malm et al. D143 A OTHER REFERENCES Agricultural Machinery Journal, January 1972, p. 23, tractor, top left-hand side of page.

WALLACE R. BURKE, Primary Examiner J. M. GANDY, Assistant Examiner

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USRE43249 *Jul 8, 2008Mar 20, 2012Joseph Vögele AGRoof assembly for road construction machine