AT78850B
(en )
1919-10-25
Process for avoiding tension in castings.
AT105057B
(en )
1926-12-27
Process for the production of alloys.
AT75861B
(en )
1919-03-26
Device for heads of beets u. like
AT77489B
(en )
1919-08-11
Process for the preparation of pyridinecarboxylic acids.
AT65891B
(en )
1914-07-25
Process for the production of indigo dyes in finely divided form.
AT80842B
(en )
1920-06-25
Process for the recycling of old rubber.
AT86662B
(en )
1921-12-10
Method and device for hardening railway tracks.
AT75661B
(en )
1919-03-10
Process for the preparation of glyoxylic acid.
AT71300B
(en )
1916-03-10
Process for making toothpastes.
AT89689B
(en )
1922-10-10
Method of making tools.
AT90194B
(en )
1922-11-25
Process for the recovery of volatile solvents.
AT50509B
(en )
1911-10-25
Process for the production of indigo dyes in finely divided form.
AT72989B
(en )
1917-01-25
Method of making blocks from delusional pieces of wood.
AT75382B
(en )
1919-02-10
Process for the production of transparent blueprint lines.
AT69761B
(en )
1915-09-10
Process for the production of mold plates for foundry purposes.
AT56180B
(en )
1912-11-11
Process for the preparation of orthoxyazo dyes.
AT79279B
(en )
1919-12-10
Process for the preparation of sodium and potassium formate.
AT59975B
(en )
1913-07-10
Process for the preparation of ores.
AT44459B
(en )
1910-10-25
Process for the representation of substantive azo dyes.
AT74397B
(en )
1918-06-10
Process for the preparation of copper-based acidic wool dyes.
AT56699B
(en )
1912-12-10
Process for the production of cork paper.
AT64819B
(en )
1914-05-11
Process for the treatment of liquid fuel.
AT51097B
(en )
1911-12-11
Process for the manufacture of glasses.
AT64945B
(en )
1914-05-25
Device for replicating sculptures.
AT79294B
(en )
1919-12-10
Process for making photographs and negative sheets for carrying out this process.