No. 74-1446. Submitted December 11, 1974. Decided February 3, 1975. Stephen Quinn, Atty., N.L.R.B., Washington, D.C., for petitioner. George W. Moehlenhof, McDermott, Will Emery, Chicago, Ill., for respondent. Appeal from the National Labor Relations Board. Before LAY and BRIGHT, Circuit Judges; and TALBOT SMITH, Senior District Judge. TALBOT SMITH, Senior District Judge, Eastern District of Michigan, sitting by designation. BRIGHT, Circuit Judge. The National Labor Relations Board (Board) petitions