USD178840S - Windshield wiper arm - Google Patents

Description

United States Patent Ofiice Des. 178,840 Patented Sept. 25, 1956 WIN DSHIELD WIPER ARM Fred A. Krohm, Hobart, Ind., assignor to Productive Inventions, Inc., a corporation of Indiana Application June 24, 1954, Serial No. 31,150

Term of patent 14 years (Cl. D14-6) Figure 1 is a top view of the windshield wiper arm showing my new design;

Figure 2 is a side view in elevation of the arm illustrated in Figure 1;

Figures 3 and 4 are respectively taken on lines 3-3 and 44 of Figure 2; and

Figure 5 is an enlarged fragmentary perspective view of the full line portion of the wiper arm.

The dotted lines showing in Figures 1 and 2 are for illustrative purposes only.

The dominant .feature of my design resides in the full line portion of the.drawing.

I claim: The ornamental design for a windshield wiper arm, substantially as shown and described.

References Cited in the file of this patent UNITED STATES PATENTS D. 152,340 Krohm Jan. 11, 1949 D. 152,416 Federico Jan. 18, 1949 D. 168,002 Slade Oct. 21, 1952 2,536,190 Lawin Jan. 2, 1951

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