Pedersen Bjorn H.
Pellhammer Maurus
Perton Joseph E
Pircon John S.
Polymer Machinery Corporation
Procter & Schwartz, Inc.
Pumpen- und Maschinenbau Fritz Seeberger KG
Rantanen Raimo
Reese Craig
Reimer Mark J.
Reusser Andreas
Ruchti Ulrich
Rudd Robert Brydon
Sackett, Sr. Walter James
Sandwall Nils
Sansoucy David E.
Savinykh Vitaly V.
Scarson, Jr. Frank W.
Schepotin Sergei G.
Schreier Hermann