Perlaky Charles
Permo SA
Peters Hans H.
Peterson Albert C.
Peterson Filters and Engineering Co.
Peterson Filters and Engineering Company
Pfeffer Johann B.
Piegneur Paul G. L.
Pihl Nils Jorgen
Pilon Jacques
Pilson Daniel
Pipetronix, Inc.
Pippel Bradley J.
Pleysier Jozef Leonia
Plicque Andrew
Ploetz Theodor
Ploetz, deceased Theodor
Pocock Benjamin K.
Pohl Gerhard
Polano Machiel E.