No. 14549. Argued January 22, 1964. Decided April 27, 1964. James C. Paras, N.L.R.B., Washington, D.C. (Arnold Ordman, General Counsel, Dominick L. Manoli, Associate General Counsel, Marcel Mallet-Prevost, Asst. General Counsel, Melvin J. Welles, Lee M. Modjeska, Attorneys, N.L.R.B., on the brief), for petitioner. Abraham E. Freedman, Philadelphia, Pa. (Martin J. Vigderman, Freedman, Landy Lorry, Philadelphia, Pa., on the brief), for respondent. Before BIGGS, Chief Judge, and FORMAN and GANEY, Circuit