FR725113A
(en )
1932-05-09
Improvements in the manufacture of cables and the like
FR647448A
(en )
1928-11-23
Improvements to dobby and in particular to those of the nuyts and similar genres
FR665478A
(en )
1929-09-19
Improvements to the controls and in particular to those of aircraft
FR725266A
(en )
1932-05-10
Improvements in the treatment of filamentous and other materials
FR727840A
(en )
1932-06-24
Improvements in the construction of rotary pumps and similar devices
FR708738A
(en )
1931-07-28
Improvements to rotary pumps and in particular to harvest pumps
FR41152E
(en )
1932-12-01
Improvements to rotary pumps and in particular to harvest pumps
FR673042A
(en )
1930-01-09
Improvements to television sets and other similar devices
FR639932A
(en )
1928-07-02
Improvement in the manufacture of snowshoes
FR620518A
(en )
1927-04-25
Improvements made to the construction of metal vehicle hulls, in particular those of airplanes and hydro-airplanes
FR684461A
(en )
1930-06-26
Improvements in the manufacture of tennis rackets and others
FR686723A
(en )
1930-07-30
Improvements in the distillation of tar and the like
FR680544A
(en )
1930-05-01
Improvements made to the construction of stracous and similar ovens
FR733049A
(en )
1932-09-29
Improvements to rotary crushers and in particular to grape crushers
FR695029A
(en )
1930-12-10
Improvements to furnaces and in particular to plaster furnaces
FR673690A
(en )
1930-01-17
Improvements in the construction of poles and masts
FR702149A
(en )
1931-03-30
Improvements in the treatment of ores and similar materials
FR597610A
(en )
1925-11-25
Improvements in the construction of banjos and similar devices
FR657305A
(en )
1929-05-21
Improvements to continuous presses and, in particular, to continuous harvest presses
FR652148A
(en )
1929-03-05
Improvements to elastic bandages and their manufacture
FR692433A
(en )
1930-11-05
Improvements in the manufacture of checkerboards and chessboards
FR623015A
(en )
1927-06-14
Improvement in the manufacture of blacks and bleaching charcoals
FR699270A
(en )
1931-02-12
Improvements to the beehive of cowpers and similar recovery devices
FR709551A
(en )
1931-08-10
Improvement in the manufacture of umbrellas
FR670488A
(en )
1929-11-29
Improvements in the manufacture of fuel agglomerates and the like