Four propeller helicopter
Dammar November 5, 2
U.S. patent number D465,196 [Application Number D/152,290] was granted by the patent office on 2002-11-05 for four propeller helicopter. Invention is credited to Michael Dammar.
| United States Patent | D465,196 |
| Dammar | November 5, 2002 |
Four propeller helicopter
Claims
The ornamental design for a four propeller helicopter, as shown and described.
| Inventors: | Dammar; Michael (Brooklyn Park, MN) |
|---|---|
| Appl. No.: | D/152,290 |
| Filed: | December 14, 2001 |
| Current U.S. Class: | D12/328 |
| Current International Class: | 1212 |
| Field of Search: | ;D12/319-345 ;244/7C,48,51,69,78 |
References Cited [Referenced By]
U.S. Patent Documents
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Attorney, Agent or Firm: Lewen; Elizabeth D.
Description
FIG. 1 is a perspective view of the four propeller helicopter of the present invention.
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