USD189464S - Helicopter - Google Patents

Description

Des. 189,464 Patented Dec. 20, 1960 United States Patent ()fifice HELICOPTER r, Burbank, and Donald E. Walter Irven H. Culve s, Calabasas, Calif., assignors to Lockheed Aircraft Corpora tion, Burbank, Calif.

Filed Feb. 3, 1960, Ser. No. 59,251

Term of patent 14 years (Cl. D711) Des 189,464

PAGE 2 menu lliil :1 nun n nnn l l u unuhuuhuuu ul t h HHHH MEL? Figure 1 is a perspective view of a helicopter embody- References Cited in the file of this patent ing our new design;

UNITED STATES PATENTS D. 150,1'81 Wibault July 6, 1948 Figure 2 is a front elevational view thereof;

Figure 3 is a top plan view thereof; and

Figure 4 is a side elevational view The dominant features of our de portions shown in full lines.

thereof. sign reside in those OTHER REFERENCES Aviation Week, Jan. 1 Aircraft Co., F8U-l.

3, 1958, page 99, Chance Vought We claim:

The ornamental design for a helicopter, substantially as Janes: All the Worlds Aircraft, 195 8-1959, page shown and described. 256, Beechcraft Jet Mentor and F50 Twin-Bonanza.

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