CH79807A
(en )
1919-05-16
Process for making shaving soap
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
AT100191B
(en )
1925-06-10
Process for preparing gels.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
CH82599A
(en )
1919-10-01
Process for the preparation of per compounds
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH80235A
(en )
1919-07-01
Process for the production of shoe wax
CH80094A
(en )
1919-02-01
Process for the production of sodium percarbonate
AT96138B
(en )
1924-02-25
Process for the production of fuel.
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
CH79801A
(en )
1919-01-16
Process for the production of solid sodium percarbonate
CH79491A
(en )
1918-12-02
Process for the production of copper oxide
CH80251A
(en )
1919-02-17
Process for the production of concave mirror surfaces
CH79342A
(en )
1919-03-17
Process for the production of artificial leather
CH79811A
(en )
1919-01-16
Process for the production of artificial leather
CH77112A
(en )
1918-03-01
Process for making shoes
CH79954A
(en )
1919-01-16
Process for the production of coffee substitutes
AT88400B
(en )
1922-05-10
Process for the production of chlorosulfonic acid.
AT107001B
(en )
1927-08-10
Process for the production of detonators.
AT108105B
(en )
1927-11-25
Process for the preparation of mixtures.
CH82059A
(en )
1919-08-16
Process for the production of leather substitutes
AT87355B
(en )
1922-02-25
Process for the production of scythe workpieces.
CH80810A
(en )
1919-04-16
Process for the manufacture of locking pins