US D235528 S
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Description (OCR text may contain errors)
United States Patent DUMP TRUCK Jacob W. Ahola, Decatur, Bernard E. Erlacher, Washington, and Richard E. Guhl, Samuel L. Kershaw, and Alfred W. Sieving, Decatur, Ill., assignurs to Caterpillar Tractor Co., Peoria, Ill.
Filed Jan. 30, 1974, Ser. No. 437,988
Term of patent 14 years Int. Cl. D12-08 FIG. 1 is a side elevational view of a dump truck embodying our new design.
FIG. 2 is a side elevational view thereof opposite to the side shown in FIG. 1.
FIG. 3 is a front elevational view thereof.
FIG. 4 is a rear elevational view thereof.
FIG. 5 is a top plan view thereof.
FIG. 6 is a bottom plan view thereof.
The ornamental design for a dump truck, substantially as shown.
References Cited UNITED STATES PATENTS 1/1959 Erlacher et a] Dl2-15 2/1969 Cole et a1. 298-22 R Del. 235,528
PAGE 5 OTHER REFERENCES The Evening Star, Sept. 23, 1971, dump truck.
Caterpillar product line brochure, February 1969, p. 3, dump truck.
Construction Methods & Equipment, September 1973, p. 31, dump truck, bottom of page.
Construction Methods & Equipment, October 1973, p. 64, dump truck.
WALLACE R. BURKE, Primary Examiner J. M. GANDY, Assistant Examiner