CH203162A
(en )
1939-02-28
Process for the production of diazotypes.
AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
CH101173A
(en )
1923-09-01
Process for the production of primers.
AT96221B
(en )
1924-03-10
Device for the automatic production of tiles.
CH100241A
(en )
1923-07-16
Device for the production of hollow bodies.
AT91047B
(en )
1923-01-25
Device for the production of Holztabgeweben u. like
AT109150B
(en )
1928-03-26
Process for the production of waterproof threads from viscose.
AT108127B
(en )
1927-11-25
Device for the production of saturated solutions.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
AT107001B
(en )
1927-08-10
Process for the production of detonators.
CH114040A
(en )
1926-03-01
Process for the production of hydrogen cyanide.
CH81594A
(en )
1919-06-16
Pan-like device for making Knöpfli
AT105031B
(en )
1926-12-27
Process for the production of viscose.
AT98682B
(en )
1924-12-10
Process for the production of white lead.
AT102563B
(en )
1926-02-25
Process for the manufacture of cast sulfur.
CH116754A
(en )
1926-09-16
Process for the production of isoamyl resorcinol.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
AT108805B
(en )
1928-02-10
Process for the production of topographic maps.
CH114282A
(en )
1926-04-01
Process for the preparation of 4-amino-3-oxybenzene-1-arsic acid.
AT107980B
(en )
1927-11-25
Process for the production of enamelled wires.
AT106603B
(en )
1927-06-10
Process for the production of active charcoal.
AT107028B
(en )
1927-08-10
Process for the production of tubes by centrifugal casting.
ES79495A2
(en )
1922-03-01
Apparatus for the automatic manufacture of ceramic tiles.
AT108105B
(en )
1927-11-25
Process for the preparation of mixtures.
CH113832A
(en )
1926-02-16
Process for the preparation of benzoxazolone-5-aric acid.