CH79982A
(en )
1919-01-16
Lantern gable and method for its manufacture
FR519528A
(en )
1921-06-11
Process for the production of economical soaps
FR489919A
(en )
1919-03-22
Shoe fitting and method for its manufacture
FR513671A
(en )
1921-02-21
Process for the production of ferro-tungsten
CH79074A
(en )
1919-02-01
Dial and process for its manufacture
FR510267A
(en )
1920-11-30
Method and device for the manufacture of cigars with a hollow point
CH82096A
(en )
1919-09-01
Belt for transmissions and method for its manufacture
FR492788A
(en )
1919-07-18
Ball cage and method for its manufacture
FR495578A
(en )
1919-10-11
Process for the manufacture of superphosphates
FR496756A
(en )
1919-11-15
Explosive and process for its manufacture
FR517801A
(en )
1921-05-12
Process for the manufacture of corks
FR498848A
(en )
1920-01-23
Improvements to reflectors and their manufacturing process
FR513143A
(en )
1921-02-08
Manufacturing process of hinges
FR516186A
(en )
1921-04-14
Advanced process for the manufacture of zinc or zinc and lead
FR494393A
(en )
1919-09-06
Chain-gimp manufacturing process
FR524751A
(en )
1921-09-10
Process for the manufacture of cartridge cases
CH77114A
(en )
1918-03-01
Cigar and process for its manufacture
FR496345A
(en )
1919-11-04
Aerial torpedo and method for its manufacture
CH75246A
(en )
1917-07-02
Aerial torpedo and method for its manufacture
CH78646A
(en )
1918-08-16
Process for the manufacture of briquettes
CH78424A
(en )
1918-07-16
Process and installation for the manufacture of formaldehyde
FR489108A
(en )
1918-12-20
Process and installation for the manufacture of briquettes
FR533176A
(en )
1922-02-23
Process for the manufacture of cokemetallurgical
FR507259A
(en )
1920-09-09
Manufacturing process for porous materials
FR498643A
(en )
1920-01-16
Process and apparatus for the manufacture of hydrochlorides