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US D524,229 S1Granted
Rigid coaxial rotor helicopter with auxiliary propulsion (small)
AssigneeSirorsky Aircraft Corporation
InventorsBrandon Stille, Steven D. Weiner, Leslie Schweizer, Michael P. Strauss, Matthew J. Tarascio, Mark W. Scott
Life of this patent
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Abstract
The abstract isn’t available for this document.
Claims1
The ornamental design for a rigid coaxial rotor helicopter with auxiliary propulsion (small), as shown and described.