Pierog Joseph J.
Plaisier Leendert
Poe Scotty R.
Polyset Company
Postavnichev Vladimir Konstantinovich
Prendergast Gavin J. J.
Preuss Helmut
Princeton Separations
Purchas Derek B.
R & G Sloane Manufacturing Company, Inc.
Ragnegard Samuel
Rahimi Riazuddin S.
Ralvert Åke
Rangamannar Goda
Rasenberg Rumoldus C. H. M.
Rautio Kevin
Reach Gerard
Rech Raffaello
Reisswig Georg
Rijkhof Evert J.