1. (to Gebr. Becker Apparateban), German Patent 899,478, June 20, 1962.
2. and (to Escher Wyss G.m.b.h.), German Patent 912,176, July 5, 1962.
3. LABORATORY EQUIPMENT FOR GROWING AEROBIC BACTERIA IN HIGH YIELDS
4. (to U. S. Dept. Defense), U. S. Patent 3,027,305, March 27, 1962.