Patent
   D465196
Priority
Dec 14 2001
Filed
Dec 14 2001
Issued
Nov 05 2002
Expiry
Nov 05 2016
Assg.orig
Entity
unknown
90
23
n/a
The ornamental design for a four propeller helicopter, as shown and described.

FIG. 1 is a perspective view of the four propeller helicopter of the present invention.

Dammar, Michael

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