USD187963S - Helicopter - Google Patents

Description

United States Patent Ofi Des. 187,963 Patented May 17, 1960 ice HELICOPTER Steven Pos'telson Apostolescu, New York, N.Y. Alpplication February 12 1959, Serial No. 54,591

Term of patent 14 years (Cl. 'D711) Fig. 1 is a side elevational vi ing my new design.

Fig. 2 is a top plan view thereof.

Fig. 3 is a front elevational view thereof, with portions of the rotor blades broken away for convenience of illustration only.

Fig. 4 is a rear elevational view thereof.

The side of the helicopter not shown is of the side shown in Fig. 1.

ew of a helicopter showa mirror image I claim:

The ornamental design for a helicopter, as shown and described.

References Cited in the file of this patent UNITED STATES PATENTS D. 169,270 Apostolescu June 2, 1953

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