AT88482B
(en )
1922-05-26
Process for the anodic production of bases or solids containing active oxygen.
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH79651A
(en )
1918-12-16
Facility for the production of calcium carbide
AT91368B
(en )
1923-02-26
Process for the production of bodies containing alkali carbonate.
CH79811A
(en )
1919-01-16
Process for the production of artificial leather
CH79342A
(en )
1919-03-17
Process for the production of artificial leather
AT87474B
(en )
1922-02-25
Process for the production of mercury oxide.
CH80833A
(en )
1919-04-01
Process for the production of sodium cyanate
AT96138B
(en )
1924-02-25
Process for the production of fuel.
CH82059A
(en )
1919-08-16
Process for the production of leather substitutes
CH78971A
(en )
1918-09-16
Process for the production of spur and helical gears
CH78104A
(en )
1918-10-16
Process for the production of mercury oxide
CH78547A
(en )
1919-01-16
Process for the production of cyanamide solution from calcium cyanamide
CH80810A
(en )
1919-04-16
Process for the manufacture of locking pins
CH79954A
(en )
1919-01-16
Process for the production of coffee substitutes
CH80422A
(en )
1919-03-01
Process for the production of metal bodies
CH77364A
(en )
1918-04-01
Process for the production of wooden heels
CH80235A
(en )
1919-07-01
Process for the production of shoe wax
AT91345B
(en )
1923-02-26
Process for the production of iron leather.
CH76586A
(en )
1918-01-16
Process for the production of cork boards
CH79146A
(en )
1918-10-01
Method of making briquettes
CH81445A
(en )
1919-06-16
Process for the evaporation of liquids
CH82603A
(en )
1919-10-01
Process for the production of fat for industrial purposes
CH79922A
(en )
1919-06-02
Machine for the production of briquettes