No. 77-3210. December 13, 1978. Robert V. Magor (argued), Severson, Werson, Berke Melchior, San Francisco, Cal., for petitioner. Susan Papadopoulos, Atty. (argued), Washington, D.C., W. David Holsberry, San Francisco, Cal. (argued), Davis, Cowell Bowe, San Francisco, Cal., for respondent. Petition to Review a Decision of the National Labor Relations Board. Before: MERRILL and CHOY, Circuit Judges, and TANNER, District Judge. The Honorable Jack E. Tanner, United States District Judge for the Western