ED Michigan March 1972 casesObron v. Union Camp Corp.National Steel Corp. v. Kinsman Marine Transit Co.Church v. Board of Ed. of Saline Area Sch. Dist., Mich.Marion Laboratories Inc. v. Mich. Pharmacal Corp.McGraw v. MatthaeiTransport Ins. Co. v. Michigan Mutual Liability Ins. Co.United States v. Martin