AT27191B
(en )
1907-01-25
Process for the preparation of nitroorthooxyazo dyes.
AT26872B
(en )
1906-12-27
Process for the preparation of 2,4-diimino-6-oxypyrimidines diakylated on the carbon.
AT25149B
(en )
1906-08-10
Device for the automatic establishment of telephone connections.
AT25203B
(en )
1906-08-10
Process for the preparation of triiminobarbituric acids.
AT48345B
(en )
1911-06-10
Process for the preparation of azidyl compounds of 5-diethyl-2-imino-4,6-dioxypyrimidine.
AT30941B
(en )
1907-12-10
Process for the preparation of α-oxythionaphthens.
AT51095B
(en )
1911-12-11
Process for the preparation of oxythionaphthene derivatives.
AT30723B
(en )
1907-11-25
Process for making abrasives by hardening clay.
AT29208B
(en )
1907-07-25
Process for the preparation of 5-dialkyl-2-cyanimino-4,6-diiminopyrimidines.
AT24856B
(en )
1906-07-10
Process for the preparation of 1-4-8-trioxyanthraquinone.
AT26859B
(en )
1906-12-27
Process for the preparation of quinizarin.
AT26092B
(en )
1906-10-25
Process for the preparation of guanine.
AT34272B
(en )
1908-09-10
Process for the preparation of acetylated nitrocelluloses.
AT27342B
(en )
1907-02-11
Process for the preparation of sulfur dyes.
AT25922B
(en )
1906-10-10
Process for the preparation of indoxyl its homologues.
AT35450B
(en )
1908-12-10
Process for the preparation of CC dialkylbarbituric acids.
AT21307B
(en )
1905-09-11
Process for the preparation of lead nitrate.
AT24593B
(en )
1906-06-25
Gas mixer.
AT35867B
(en )
1909-01-11
Process for the preparation of aromatic o-oxyaldehydes.
AT29888B
(en )
1907-09-10
Iron pit stamp.
AT73305B
(en )
1917-04-10
Circuit for releasing route levers.
AT34403B
(en )
1908-09-10
Process for the preparation of monoazo dyes.
AT31389B
(en )
1908-01-10
Process for the electrowinning of metallic zinc.
AT49036B
(en )
1911-07-25
Process for the manufacture of pliable electrolyte iron.
AT25471B
(en )
1906-08-25
Register.