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Publication numberUSD544825 S1
Publication typeGrant
Application numberUS 29/275,323
Publication dateJun 19, 2007
Filing dateDec 20, 2006
Priority dateJan 19, 2006
Also published asCA121119S
Publication number275323, 29275323, US D544825 S1, US D544825S1, US-S1-D544825, USD544825 S1, USD544825S1
InventorsAlexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai
Original AssigneeSilverlit Toys Manufactory, Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Helicopter propeller rotor
US D544825 S1
Abstract  available in
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  1. The ornamental design for a helicopter propeller rotor, as shown and described.

FIG. 1 is a top view of a helicopter propeller rotor;

FIG. 2 is a side view of the helicopter propeller rotor;

FIG. 3 is a rear perspective side view of the helicopter propeller rotor; and,

FIG. 4 is a front perspective side view of the helicopter propeller rotor.

Broken lines are for illustrative purposes only and form no part of the claimed design.

U.S. ClassificationD12/345, D21/453