FR533668A
(en )
1922-03-08
Improvements in the establishment of security tokens and new products constituting them
FR541603A
(en )
1922-07-29
Improvements made in the establishment of tachometers and resulting new products
FR570017A
(en )
1924-04-22
Improvements made in the establishment of shutters and resulting new products
FR574397A
(en )
1924-07-10
Improvement in the establishment of wheels, flywheels, etc., and new products resulting therefrom
FR643865A
(en )
1928-09-25
Further training provided in the establishment of paraneiges
FR569649A
(en )
1924-04-15
Improvements made in the establishment of acoustic diffusers and resulting new products
FR25849E
(en )
1923-05-28
Improvements made in the establishment of rotary pumps
FR536112A
(en )
1922-04-26
Improvements made in the establishment of rotary pumps
FR566770A
(en )
1924-02-20
Improvement in the establishment of postcard notebooks and resulting new products
FR537082A
(en )
1922-05-15
Improvements in the establishment of polysoc plows
FR608835A
(en )
1926-08-03
Improvements made in the establishment of electric ovens
FR26869E
(en )
1924-03-19
Improvements made in the establishment of augers
FR550989A
(en )
1923-03-24
Improvements in the establishment of pumps or similar machines
FR641041A
(en )
1928-07-26
Further training provided in the establishment of targettes
FR539472A
(en )
1922-06-27
Improvements made in the establishment of thrust ball bearings and resulting new products
FR35457E
(en )
1930-03-10
Improvements made in the establishment of bolts
FR556526A
(en )
1923-07-21
Improvements made in the establishment of aircraft
FR552747A
(en )
1923-05-05
Improvements made in the establishment of aircraft
FR33541E
(en )
1928-11-28
Production of new dyes of the anthraquinone series and the resulting products
FR568138A
(en )
1924-03-17
Improvements made in the establishment of sesquiplan type planes
FR640001A
(en )
1928-07-04
Improvement in the establishment of briefcase handles
FR571040A
(en )
1924-05-10
Improvements in the construction and decoration of baby cars
FR512771A
(en )
1921-01-31
Improvements made in the establishment of tavelles
FR584682A
(en )
1925-02-11
Improvements made in the establishment of mechanical cages
FR551928A
(en )
1923-04-17
Improvements made in the establishment of roofs