No. 83-2240. June 12, 1985. Karen E. Ford (Alan S. Levins, San Francisco, Cal., with her on briefs), Mendelson, Fastiff Tichy, San Francisco, Cal., for petitioners. Elinor Hadley Stillman, Atty. (Elliott Moore and Lynne E. Deitsch, Washington, D.C., with her on brief), N.L.R.B., Washington, D.C., for respondent. Steven L. Stemerman, David, Cowell Bowe, San Francisco, Cal., on brief, for amicus curiae Bartenders and Culinary Workers Union, Local 340. Petition for review from the National Labor Relations