CH75655A
(en )
1917-09-01
Process for making waterproof cardboard
FR518256A
(en )
1921-05-21
Process for the production of photographic reliefs
FR507927A
(en )
1920-09-27
Process for the manufacture of boxes
CH77527A
(en )
1918-05-16
Water-repellent cardboard and process for its manufacture
FR486404A
(en )
1918-04-03
Process for producing dunnage sleeves
CH75656A
(en )
1917-09-01
Process for making leatherboard
FR539044A
(en )
1922-06-19
Advanced mechanism for differentials
FR495742A
(en )
1919-10-16
Process for the production of parchment paper
CH73575A
(en )
1917-03-01
Process for the production of chromates
FR22213E
(en )
1921-05-24
Process for the production of enamels
FR483262A
(en )
1917-06-15
Improvements to machines for the production of strawberries
FR489585A
(en )
1919-02-20
Improved process for sulfonating hydrocarbons
FR482701A
(en )
1917-04-20
Process for the production of combustible briquettes
CH75345A
(en )
1917-07-16
Advanced process for producing monosulfonated hydrocarbons
FR508167A
(en )
1920-10-04
Process for the production of combustible steam
FR518631A
(en )
1921-05-28
Process for the manufacture of handwheels
FR493452A
(en )
1919-08-09
Process for the separation of cresols
FR479889A
(en )
1916-05-19
Manufacturing process of waterproof cardboard
FR525180A
(en )
1921-09-16
Process for the production of coiled cartridge cases
FR514956A
(en )
1921-03-22
Process for the production of caramel
FR484798A
(en )
1917-11-06
Process for storing eggs
FR533600A
(en )
1922-03-06
Process for making tools
CH73324A
(en )
1916-09-16
Wristwatch box
FR488796A
(en )
1918-11-14
Process for the manufacture of nitrates
FR530639A
(en )
1921-12-27
Machine for making molds