CH80422A
(en )
1919-03-01
Process for the production of metal bodies
CH83272A
(en )
1919-12-01
Process for the production of metallic coatings on fired goods
CH80406A
(en )
1919-03-01
Process for the production of a coating of tin on metal surfaces
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
CH68190A
(en )
1915-02-16
Process for the production of sulfuric anhydride by the contact process
CH79962A
(en )
1919-01-16
Process for the production of a lacquer
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH80833A
(en )
1919-04-01
Process for the production of sodium cyanate
AT88401B
(en )
1922-05-10
Process for the production of zinc-lead paints.
CH80901A
(en )
1919-04-16
Process for the production of hollow bodies and hollow bodies produced by this method
AT91010B
(en )
1923-01-25
Process for the production of pore-free tin deposits.
CH83507A
(en )
1919-12-01
Process for the production of a quick-setting paint
CH75457A
(en )
1916-12-17
Process for the production of stamps and stamps produced by the process
CH75891A
(en )
1918-01-02
Process for the production of structural parts from calcium or calcium alloys
CH78798A
(en )
1918-09-02
Process for the partial tinning of sheet metal
AT91345B
(en )
1923-02-26
Process for the production of iron leather.
CH80239A
(en )
1919-02-17
Process for the production of ebonite
AT89533B
(en )
1922-09-25
Process for the production of resinous bodies.
CH75975A
(en )
1917-10-16
Process for the preparation of 1: 6-dioxynaphtoylbenzoic acid
CH80094A
(en )
1919-02-01
Process for the production of sodium percarbonate
CH82599A
(en )
1919-10-01
Process for the preparation of per compounds
CH81776A
(en )
1919-12-01
Process for the production of monochloroacetic acid
CH82603A
(en )
1919-10-01
Process for the production of fat for industrial purposes
CH79491A
(en )
1918-12-02
Process for the production of copper oxide
CH78926A
(en )
1919-02-01
Process for the production of door hinge parts