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Old 19th June 2010 | 17:52
  #6 (permalink)  
Dave_Jackson
 
Joined: Apr 2003
Posts: 1,635
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From: Vancouver, BC, Canada
Sikorsky's X5?


United States Patent ~ D614,559. April 27, 2010
CLAIM The ornamental design for a rotary-wing aircraft with a common dynamic system/backbone structure, as shown and described.

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