USD138045S - Design for a helicopter - Google Patents

Description

1. l. SIKORSKY Des.138,045

June 6, 1944.

HELICOPTER Filed Dec. 26. 1942 Z2 0??? egg! To all whom it may concern:

Patented June 6, 1944 D 138,045

UNITED STATES PATENT OFFICE DESIGN FOR A HELICOPTER Igor I. Sikorsky, Long Hill, Conn, assignor to United Aircraft Corporation, East Hartford, Conn., a corporation of Delaware Application December 26, 1942, Serial No. 109,143

Term of patent 7 years (Cl. D'71-1) Fig. 1 is a top perspective view of a helicopter Be it known that I, Igor I. Sikorsky, a citizen showing my new design;

of the United States, residing at 5814 Main Street, Fig. 2 is a side elevational view;

Long Hill, Bridgeport, in the county of Fairfield Fig. 3 is a top plan View; and

and State of Connecticut, have invented a new, Fig. 4 is a front elevational view.

original, and ornamental Design for Helicopter, I claim:

of which the following is a specification, refer- The ornamental design for a helicopter, as

ence being had to the accompanying drawing, shown.

forming part thereof. IGOR I. SIKORSKY.

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