Orkin Henry E.
Owen A. DeBow
Perkins Henry T.
Petersen, Jr. Wayne E.
Pfeiffer Geratebau GmbH
Pincent Bernard
Pinnell William R.
Posseme Gilles
Prof. Dr.-Ing. Eduard Igenbergs
Radio Research Laboratories, Ministry of Posts and Telecommunica
Ravussin Pierre
Raymond George E.
Redlinger Werner
Reese, II Benjamin P.
Rotier Donald Jack
Roubinet Michel M.
Ruehl Charles A.
Safe Flight Instrument Company
Saunders Kim D.
Scanlon Patrick