New York, Jan. 11. The Gaumont British' Film Ca. ioday brought suit against two large American corporations alleging infringement of patents in the manufacture of motion picture sound equipment. The suits, which demand damages of $30,000,000, would effect most of the 18,000 theatres in\the United States if won by the prosecution, The two companies named in the suits were the Radio Corporation of America and the Electrical Research Products Corp. R.C.A. is being sued for $10,000,000 and the other company for $20,000,000, The suits also ask zor an injunction restraining the companies from manufacturing and distributing sound equipment alleged to have been produced in violation of British patents. The suits were filed in Wilmington, Del, since the two American companies were incorporate ed in Deleware.—United Press.
Text read from the printed page and cleaned; old type leaves the occasional error.