AT82809B
(en )
1921-02-25
Process for the production of an anti-skid compound.
CH74534A
(en )
1917-08-01
Process for the production of an anti-skid compound
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH74792A
(en )
1917-04-16
Process for the production of tungsten wires
AT87335B
(en )
1922-02-25
Process for the production of an alumina suitable for the purposes of aluminum production.
AT75645B
(en )
1919-02-25
Process for the production of two or more part porcelain insulators.
CH75534A
(en )
1917-08-01
Process for the production of etched figures
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
CH75450A
(en )
1917-08-01
Process for the production of floor wax
AT71091B
(en )
1916-02-10
Process for the production of water-soluble oils.
CH75240A
(en )
1917-12-01
Process for the production of a highly active decolorizing carbon
AT79111B
(en )
1919-11-25
Process for the production of Radium D rubbing alcohol.
AT88401B
(en )
1922-05-10
Process for the production of zinc-lead paints.
AT89320B
(en )
1922-09-11
Process for the preparation of O-alkyl derivatives of hydrocupreine.
AT63524B
(en )
1914-02-25
Process for the production of colloidal cellulose.
CH77547A
(en )
1918-05-01
Process for producing a silicon compound
AT80098B
(en )
1920-02-25
Process for the production of inorganically insulatedMethod for the production of inorganically insulated coils. en coils.
CH76592A
(en )
1918-01-16
Process for the production of fittings
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
CH66000A
(en )
1914-08-01
Process for the production of incandescent bodies
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH67328A
(en )
1914-12-01
Process for the production of a water-soluble silver protein compound