PAULINE NEWMAN, Circuit Judge.
This appeal is from a decision of the United States Patent and Trademark Office Board of Appeals sustaining the examiner's rejection under 35 U.S.C. § 103 of claims 29-52 of patent application serial No. 84,234.
Appellants Piasecki and Meyers have applied for letters patent on a new type of air vehicle which may be broadly described as a lighter-than-air craft or airship having the aerodynamic propulsion and control features...
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