KOPPERS COMPANY, Inc., Plaintiff, Appellant, v. FOSTER GRANT CO., Inc., Defendant, Appellee. No. 6971.United States Court of Appeals, First Circuit. June 6, 1968. Melvin R. Jenney, Boston, Mass., with whom Wayne L. Benedict, William L. Mathis, Washington, D.C., Kenway, Jenney Hildreth, Boston, Mass., and Burns, Doane, Benedict, Swecker Mathis, Washington, D.C., were on the brief, […]