Patents under the Luxembourg Law of 1880
DAL BORGO
Louis
(1921 - 1988)Dudelange
DE LA FONTAINE
Jean Marie
(1895 - 1970)Luxembourg-city
DECKER
Mathias
(1839 - 1922)Luxembourg-city
DECKER-BASTIN
Willy
(1874- 1953)Echternach
DELVAUX-HAUSEMER
Nicolas
(1882 - 1962)Altrier
DENIS
Michel Alexandre
(1852 - 1926)Luxembourg-city
DERKUM
Pierre
(1921 - 1975)Luxembourg-Hollerich
DÉSIRANT
Marie
(1916 - )Mondorf
DOLD
Carl
(1848 - )Luxembourg-city
DONVEN
Michel
( - )Dudelange
DURLET
Joseph
(1928 - 2004)Dudelange