CH77185A
(en )
1918-03-16
Process for the production of a water-soluble compound of aluminum
CH75774A
(en )
1918-02-01
process for the production of a soap preparation
AT87335B
(en )
1922-02-25
Process for the production of an alumina suitable for the purposes of aluminum production.
CH74534A
(en )
1917-08-01
Process for the production of an anti-skid compound
CH77547A
(en )
1918-05-01
Process for producing a silicon compound
CH71918A
(en )
1916-03-01
Process for the production of aluminum hydroxide
AT82809B
(en )
1921-02-25
Process for the production of an anti-skid compound.
CH75534A
(en )
1917-08-01
Process for the production of etched figures
CH76711A
(en )
1918-05-16
Process for the production of wire drawing dies
CH76148A
(en )
1917-11-16
Process for the preparation of an organic compound of calcium iodine for therapeutic purposes
CH76185A
(en )
1917-11-01
Process for producing a detergent
CH78231A
(en )
1918-07-01
Process for the production of a filling compound for building purposes
CH76592A
(en )
1918-01-16
Process for the production of fittings
CH76684A
(en )
1919-05-16
Process for the production of a weather-resistant paint binder
CH67328A
(en )
1914-12-01
Process for the production of a water-soluble silver protein compound
CH83507A
(en )
1919-12-01
Process for the production of a quick-setting paint
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH78111A
(en )
1918-11-01
Process for the preparation of an oily liquid for the manufacture of paints
CH70235A
(en )
1915-09-01
Process for the production of a degreasing ammonia soap
CH75544A
(en )
1917-08-16
process for the production of a detergent
AT88401B
(en )
1922-05-10
Process for the production of zinc-lead paints.
CH79130A
(en )
1918-10-01
Process for the production of a tanning agent
CH79015A
(en )
1918-10-01
Process for the production of a tanning agent
CH78282A
(en )
1918-07-01
Process for the production of a tanning agent
CH78797A
(en )
1918-09-02
Process for the production of a tanning agent