Dielectrics Industries
Diesel Technology Company
DiGiacomo Anthony
Dimaggio Frank
Dinca Milan
Dinsmore Larry E.
Dirk William R.
Divisi Walter
Dizelny Zavod "Dvigatel Revoljutsii"
Doan John R.
Doede Klaus
Doepker Roy
Doig Ian D.
Domar GmbH
Dorr Richard W.
Dose Rolf
Dotson James E.
Dourdeville Theodore
Dover Resources, Inc.
Downing Donald R.