AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
AT106712B
(en )
1927-06-25
Process for the production of porous building materials.
AT121544B
(en )
1931-02-25
Process for the manufacture of fire-resistant building material.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
AT126993B
(en )
1932-02-25
Process for the production of water-repellent dry lime.
AT121563B
(en )
1931-02-25
Process for the production of artificial marble.
AT116528B
(en )
1930-02-25
Process for the production of road surfaces.
CH131687A
(en )
1929-02-28
Process for the production of hot cathodes.
AT105031B
(en )
1926-12-27
Process for the production of viscose.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.
CH154163A
(en )
1932-04-30
Process for the production of hydrogen sulfide.
AT106724B
(en )
1927-06-25
Process for the production of cellulose.
AT104733B
(en )
1926-11-25
Process for the production of hydraulic bituminous cement.
AT127005B
(en )
1932-02-25
Process for the production of condensation products.
AT121552B
(en )
1931-02-25
Process for the production of rapidly setting road surfaces.
AT108161B
(en )
1927-12-10
Process for the production of printing blocks.
AT107008B
(en )
1927-08-10
Process for the production of allium preparations.
CH131732A
(en )
1929-02-28
Process for the production of printing blocks.
AT114016B
(en )
1929-08-26
Process for the production of arsenic compounds.
CH141289A
(en )
1930-07-31
Process for the production of bituminous cardboard.
AT121546B
(en )
1931-02-25
Process for the production of plastic decorative material.
CH125709A
(en )
1928-05-01
Process for the production of molten alumina.
CH167440A
(en )
1934-02-28
Process for the production of road building materials.
CH116781A
(en )
1926-09-16
Process for the production of structures from cellulose derivatives.
AT122677B
(en )
1931-05-11
Process for the manufacture of oxide cathodes.