The judgment is affirmed on the authority of United States v. Lovknit Mfg. Co., Inc., 5 Cir., 189 F.2d 454, and Lance v. United States, 4 Cir., 190 F.2d 204 — certiorari denied 342 U.S. 896, 72 S.Ct. 229, rehearing denied 342 U.S. 915, 72 S.Ct. 287, cf. United States v. Unexcelled Chemical Corp., 3 Cir., 196 F.2d 264.