USD180311S - One-man helicopter - Google Patents
One-man helicopter Download PDFInfo
- Publication number
- USD180311S USD180311S US D180311 S USD180311 S US D180311S
- Authority
- US
- United States
- Prior art keywords
- helicopter
- man
- man helicopter
- view
- akron
- Prior art date
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Description
Des. 180,311
Patented May 14, 1957 United States Patent 0 ice ONE-MAN HELICOPTER Paul E. Ziegler, Akron, Ohio, assignor to Goodyear Aircraft Corporation, Akron, Ohio, a corporation of Delaware Applicalion February 9, 1956, Serial No. 40,098
Term of patent 14 years (Cl. D711) Fig. 1 is a front view of a one-man helicopter, show- References Cited in the file of this patent ing my new design;
UNITED STATES PATENTS Fig. 2 is a side view; and Fig. 3 is a top view.
The essential features of my design reside in the portion shown in full lines in the drawing.
I claim:
The ornamental design for a one-man helicopter, as shown and described.
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