PER CURIAM.
Affirmed on the authority of Abbott v. Coe, Potts v. Coe, and Radtke Patents Corporation v. Coe. 71 App.D.C. 195, 109 F.2d 449.
78 U.S.App.D.C. 297, 140 F.2d 470, 472, 473.
74 App.D.C. 251, 268, 122 F.2d 937, 954.
Otto LIND and The Procter & Gamble Company, Appellants, v. Conway P. COE, Commissioner of Patents
143 F.2d 26
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