Dubus Jean-Michel
Duckinghaus Heinz
Dueckinghaus Heinrich
Duff John
Duffy John D.
Dunlap, Jr. Samuel G.
Duquennoy Philippe
Durr Eugen
Dvorak Paul Anthony
Dyer Geoff
Dyer Geoffrey P.
Dymond Richard W.
Dynacycle Corporation
Dynamic Air
Dynamil Air Inc.
Dynapac, Inc.