Rohr Willy
ROJ Electrotex, S.p.A.
Rosenast Louis
Rosseel Rik
Rossie Sven
Rubin Giovanni Silmo
Ruegg Robert
Rule David P.
Rumbley, III Edward R
Rupp Wilhelm
Ruta Vladislav
Ruti Machinery Works Ltd.
Ruti-Te Strake B. V.
Ruti-Te Strake B.V.