Radio Corporation of America. In circuit court of appeals for 3d circuit, no. 4279, on patent 1, 635,117, Radio Corporation of America v. Dubilier Condenser Corporation and Francis W. Dunmore; no. 4280, on patent 1, 455,141, [same] v. Dubilier Condenser Corporation, Percival D. Lowell, and Francis W. Dunmore; motion for leave to file brief as amici curiae.