AT79294B
(en )
1919-12-10
Process for making photographs and negative sheets for carrying out this process.
AT98558B
(en )
1924-11-25
Process for the production of folding boxes.
AT78850B
(en )
1919-10-25
Process for avoiding tension in castings.
AT106038B
(en )
1927-03-25
Process for the production of stencil sheets for copying purposes.
AT59681B
(en )
1913-06-25
Process for the production of greenish aniline black.
AT64803B
(en )
1914-05-11
Process for the preparation of alkyl derivatives of hydrocupreine.
AT56699B
(en )
1912-12-10
Process for the production of cork paper.
AT44459B
(en )
1910-10-25
Process for the representation of substantive azo dyes.
AT64546B
(en )
1914-04-25
Process for making photographic images.
AT56180B
(en )
1912-11-11
Process for the preparation of orthoxyazo dyes.
AT89689B
(en )
1922-10-10
Method of making tools.
AT90194B
(en )
1922-11-25
Process for the recovery of volatile solvents.
AT80842B
(en )
1920-06-25
Process for the recycling of old rubber.
AT77271B
(en )
1919-07-25
Device for the production of pearls.
AT79279B
(en )
1919-12-10
Process for the preparation of sodium and potassium formate.
AT90161B
(en )
1922-11-25
Process for the production of pencil inserts u. like
AT75730B
(en )
1919-03-10
Cross-wound bobbin and method of making the same.
AT141469B
(en )
1935-04-25
Process for the electrolytic production of pipes and sheets.
AT70366B
(en )
1915-11-10
Process for the production of waterproof fabrics and fabrics.
AT56503B
(en )
1912-11-25
Apparatus for the manufacture of barrel jackets.
AT71959B
(en )
1916-06-26
Method and device for the production of beer.
AT48232B
(en )
1911-06-10
Process for the production of artificial fuel.
AT77489B
(en )
1919-08-11
Process for the preparation of pyridinecarboxylic acids.
AT69047B
(en )
1915-06-10
Process for the electrolysis of liquids.
AT100060B
(en )
1925-06-10
Device for the production of copies in business books.