Nos. 89-5050, 89-5166. Argued September 28, 1989. Decided November 22, 1989. G. Roger King (argued), Timothy J. Owens, Bricker Eckler, Columbus, Ohio, for petitioner-cross-respondent. Aileen A. Armstrong, Deputy Associate General Counsel, Howard Perlstein, Richard A. Cohen (argued), N.L.R.B., Office of General Counsel, Washington, D.C., Frederick Calatrello, Director, N.L.R.B., Region 8, Anthony J. Celebrezze, Cleveland, Ohio, for respondent-cross-petitioner. Before KENNEDY and NELSON, Circuit Judges