MARKEY, Chief Judge.
The Patent and Trademark Office Board of Appeals (board) affirmed the rejection under 35 U.S.C. § 102 of claims 10-17, 19-22, 24 and 25, in application serial No. 270,184 filed July 10, 1972, and entitled "Spherical Coordinate Sound System." We affirm.
The Invention
Scheiber invented apparatus for communicating three or more directional sound signals on standard, two-channel audio systems.
Two position angles...
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