AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
CH101173A
(en )
1923-09-01
Process for the production of primers.
AT108103B
(en )
1927-11-25
Process for the production of moldings from metals.
AT96150B
(en )
1924-02-25
Process for the production of writing boards.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH100477A
(en )
1923-12-17
Process for the production of sodium nitrite.
AT105031B
(en )
1926-12-27
Process for the production of viscose.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
AT108104B
(en )
1927-11-25
Process for the production of cellulose solutions.
CH100142A
(en )
1923-07-02
Process for the production of precipitation baths for viscose.
AT91489B
(en )
1923-02-26
Process for the production of wooden pencils.
CH114040A
(en )
1926-03-01
Process for the production of hydrogen cyanide.
CH103654A
(en )
1924-03-01
Process for the production of ignition charges.
AT121518B
(en )
1931-02-25
Process for the production of aluminum-copper-nickel alloys.
AT102559B
(en )
1926-02-25
Process for the production of stoneware-like goods.
CH109477A
(en )
1925-04-01
Process for the production of hydrogen cyanide.
AT106724B
(en )
1927-06-25
Process for the production of cellulose.
CH116754A
(en )
1926-09-16
Process for the production of isoamyl resorcinol.
AT107001B
(en )
1927-08-10
Process for the production of detonators.
AT98682B
(en )
1924-12-10
Process for the production of white lead.
CH125709A
(en )
1928-05-01
Process for the production of molten alumina.
AT90734B
(en )
1923-01-10
Process for the production of writing boards with enamel coating.
CH100241A
(en )
1923-07-16
Device for the production of hollow bodies.
AT108107B
(en )
1927-11-25
Process for the production of plastics.
CH141289A
(en )
1930-07-31
Process for the production of bituminous cardboard.