No. 878, Docket 78-4195. Argued April 30, 1979. Decided June 6, 1979. John D. Burgoyne, Washington, D.C. (John S. Irving, John E. Higgins, Jr., Robert E. Allen, and Elliott Moore, National Labor Relations Board, Washington, D.C., of counsel), for petitioner. Norman Zolot, Hamden, Conn. (Burton S. Rosenberg, Hamden, Conn., of counsel), for respondent. Petition for review from the National Labor Relations Board. Before LUMBARD, FRIENDLY and MULLIGAN, Circuit Judges. MULLIGAN, Circuit Judge: The National