Patent Appeal No. 6503. June 29, 1960. Abraham A. Saffitz, Washington, D.C. (Emanuel R. Posnack, New York City, of counsel), for appellant. James Franklin, New York City (Maxwell James, New York City, of counsel), for appellees. Before WORLEY, Chief Judge, and RICH, MARTIN, and SMITH, Associate Judges, and Judge C. WILLIAM KRAFT, Jr. United States District Judge for the Eastern District of Pennsylvania, designated to participate in place of Judge O'Connell, pursuant to provisions of Section 292(d)