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Publication numberUSD187895 S
Publication typeGrant
Publication dateMay 10, 1960
Filing dateFeb 2, 1959
Publication numberUS D187895 S, US D187895S, US-S-D187895, USD187895 S, USD187895S
InventorsLeon L. Douglas
Original AssigneeVertol Aircraft Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Rotary wing aircraft
US D187895 S
Abstract  available in
Previous page
Next page
Claims  available in
Description  (OCR text may contain errors)

Des. 187,895 Patented May 10, 1960 United States Patent 'ce ROTARY WING AIRCRAFT Leon L. Douglas, Aircraft Corpo Wynnewood, Pa., assignor to Vertol ration, Morton, Pa., 21 corporation of Pennsylvania Application February 2, 1959, Serial No. 54,426

Term of patent 14 years Figure l is a top plan view of a rotary wing aircraft showing my new design with one stabilizer wing broken away for convenience of illustration only.

Figure 2 is a side elevational view.

Figure 3 is a front elevational view.

Figure 4 is a rear elevational view.

Figure 5 is a front perspective view.

Figure 6 is a rear perspective view, with the rear loading ramp down. 1

The conventional rotor blades are shown broken away at various points in their lengths in the several views for convenience of illustration only.

I claim:

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

Des. 187,895

PAGE 3 References Cited in the file of this patent UNITED STATES PATENTS D. 181,643

OTHER REFERENCES Graham Dec. 10, 1957

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