No. 76-1545. June 14, 1978. Rehearing Denied July 27, 1978. Elliott Moore, Washington, D.C., for petitioner. George King and Arthur W. Ruthbenbeck of Boornazian Schulze, Oakland, Cal., for respondent. Petition for Enforcement of Order of the National Labor Relations Board. Before DUNIWAY, CUMMINGS, and SNEED, Circuit Judges. Honorable Walter J. Cummings, United States Circuit Judge for the Seventh Circuit, sitting by designation. CUMMINGS, Circuit Judge. The National Labor Relations Board petitions