324 U.S. 806 324 U.S. 806 65 S.Ct. 993 89 L.Ed. 1381 PRECISION INSTRUMENT MFG. CO. et al.v.AUTOMOTIVE MAINTENANCE MACHINERY CO. No. 377. Argued Jan. 31 and Feb. 1, 1945. Decided April 23, 1945. Rehearing Denied May 21, 1945. See 325 U.S. 893, 65 S.Ct. 1189. Petition for Clarification of Opinion Denied June 18, 1945. […]