USD184580S - Tow tractor - Google Patents

Description

Des. 184,580 Patented Mar. 10, 1959 United States Patent ()fifice TOW TRACTOR Marlan H. Polhemus, Chicago, Ill. Application April 28, 1958, Serial No. 50,648

Term of patent 14 years (Cl. D143) FIG. 3

Dex. 184,580

PAGE 2 Des. 184,580

PAGE 5 Figure 1 is a top front perspective view of a tow tractor, embodying my new design;

Figure 2 is a front right side perspective view;

Figure 3 is an elevated side view;

Figure 4 is a side perspective view;

Figure 5 is a top rear perspective view.

The essential features of my design reside in those portions shown in full lines.

I claim: The ornamental design for a tow tractor, as shown and described.

References Cited in the file of this patent UNITED STATES PATENTS Petlewski June 25, 1957 Mindrum Jan. 7, 1958

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