USD193074S - Rotary wing aircraft - Google Patents

Description

Patented June 19, 1962 ROTARY WING AIRCRAFT Leon L. Douglas, Wynnewood, and Kenneth B. Gillmore Havertown, Pa., assignors to Boeing Airplane Company, Seattle, Wash., a corporation of Delaware Filed Jan. 9, 1961, Ser. No. 63,596

Term of patent 14 years (Cl. D711) Fig.1

Des. 193,074

PAGE 5 FIG. 1 is a side elevation of a rotary wing aircraft embodying our new design;

FIG. 2 is a top plan view thereof with portions of the wings broken away for convenience of illustration;

FIGS. 3 and 4 are front and rear elevations, respectively, of the aircraft; and

FIG. 5 is a front perspective view thereof, taken from the top.

The dominant features of our design reside in the portions shown in full lines, with portions of the rotor blades being shown broken away in all views for convenience of illustration only.

We claim: The ornamental design for a rotary wing aircraft, substantially as shown and described.

References Cited in the file of this patent UNITED STATES PATENTS Douglas May 10, 1960 OTHER REFERENCES Interavia, December 1959, page 1494, Vertol 107 at center left of page.

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