|Publication number||USD583297 S1|
|Application number||US 29/296,934|
|Publication date||Dec 23, 2008|
|Filing date||Oct 31, 2007|
|Priority date||Oct 31, 2007|
|Publication number||29296934, 296934, US D583297 S1, US D583297S1, US-S1-D583297, USD583297 S1, USD583297S1|
|Inventors||Alexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai|
|Original Assignee||Silverlit Toys Manufactory Ltd.|
|Export Citation||BiBTeX, EndNote, RefMan|
|Classifications (1) |
|External Links: USPTO, USPTO Assignment, Espacenet|
US D583297 S1
The ornamental design for helicopter rotors, as shown and described.
FIG. 1 is a side elevation view of helicopter rotors, showing our new design;
FIG. 2 is an elevation of the side opposite that shown in FIG. 1;
FIG. 3 is a top perspective view thereof; and,
FIG. 4 is a top perspective view thereof.
Broken lines are for illustrative purposes only and form no part of the claimed design.