AT82976B
(en )
1921-02-25
Process for venting or degassing liquids.
AT98960B
(en )
1925-01-10
Device for separating liquids from solids.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH85235A
(en )
1920-10-01
Device for drawing circles.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH82595A
(en )
1919-10-01
Process for leaching substances
AT87383B
(en )
1922-02-25
Device for processing ores using the foam floating method.
AT88429B
(en )
1922-05-10
Process for representing violet colored lakes.
CH87769A
(en )
1921-01-03
Graphic reproduction process.
AT112340B
(en )
1929-02-25
Process for the preparation of organic antimony compounds.
AT98979B
(en )
1925-01-10
Process for treating jute.
AT106715B
(en )
1927-06-25
Process for separating liquid mixtures.
AT88428B
(en )
1922-05-10
Process for processing bisulphate residues from the acid industry.
DK25137C
(en )
1919-10-13
Procedure for Treating Beer.
AT82952B
(en )
1921-02-25
Process for creating chains.
AT102555B
(en )
1926-02-25
Process for splitting oils.
DK28922C
(en )
1921-12-05
Steering gear for spelling machines.
FR515141A
(en )
1921-03-24
Windshields for vehicles
AT91373B
(en )
1923-02-26
Process for dewatering oils and emulsions.
AT99314B
(en )
1925-02-25
Chain for lifting liquids.
AT98667B
(en )
1924-12-10
Process for treating farm manure.
AT106996B
(en )
1927-08-10
Process for the preparation of organic arsenic compounds.
CH83286A
(en )
1919-11-17
Procedure for sealing preservation vessels
ES76090A1
(en )
1921-02-01
An electrolytic apparatus system.
DK24186C
(en )
1919-03-10
Process for refining tobacco.