FR798901A
(en )
1936-05-29
Improvements to processes and apparatus for treating metals or metal objects
FR769024A
(en )
1934-08-17
Improvements in processes and apparatus for pressure casting of various objects
FR595470A
(en )
1925-10-03
Improvements in processes and apparatus for the separation of argon
FR752828A
(en )
1933-09-30
Improvements to "starters" for breathing apparatus or the like
FR800714A
(en )
1936-07-17
Improvements in methods and apparatus for covering metallic objects using one or more layers of different metals
FR768040A
(en )
1934-07-30
Improvements to pipe joints and methods for establishing said joints
FR779538A
(en )
1935-04-08
Improvements in processes for the use of whale meat
FR749215A
(en )
1933-07-20
Method and device for the production of castings under pressure
FR768030A
(en )
1934-07-30
Improvements in processes and apparatus for reducing and regulating fluid pressure
FR823226A
(en )
1938-01-17
Improvements to processes for obtaining images with stereoscopic effect
FR733959A
(en )
1932-10-14
Improvements to processes and apparatus for lifting liquids
FR772959A
(en )
1934-11-09
Improvements in processes and apparatus for the manufacture of artificial casings for sausages and similar articles
FR769400A
(en )
1934-08-24
Improvements in processes and apparatus for the production of foam for fire extinguishing
FR783870A
(en )
1935-07-19
Improved method and apparatus for the production and processing of metal objects
FR808574A
(en )
1937-02-10
Method and apparatus for molding ceramic objects
FR777563A
(en )
1935-02-23
Improvements in processes for obtaining cyclically disubstituted tetrazoles
FR766871A
(en )
1934-07-05
Improvements to the processes and devices for die-casting, in particular for the casting of magnesium-based alloys
FR766870A
(en )
1934-07-05
Improvements to the processes and devices for die-casting, in particular for the casting of magnesium-based alloys
FR772618A
(en )
1934-11-02
Improvements in processes for the treatment of hydrocarbons
FR780578A
(en )
1935-04-29
Improvements in processes for the treatment of hydrocarbons
FR830302A
(en )
1938-07-27
Improvements in methods and devices for obtaining sound films
FR752982A
(en )
1933-10-04
Improvements in processes for the decomposition of hydrocarbons
FR776333A
(en )
1935-01-23
Improvements in processes and machines intended for making blanks provided with heads for bolts or for other similar threaded objects
FR771110A
(en )
1934-10-01
Method and apparatus for making ravioli and the like
FR767988A
(en )
1934-07-27
Apparatus for processing motion pictures and the like