CH78452A
(en )
1918-07-16
Process for the production of metal reliefs, models, stamps, plaques, etc.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH101173A
(en )
1923-09-01
Process for the production of primers.
AT108103B
(en )
1927-11-25
Process for the production of moldings from metals.
CH219167A
(en )
1942-01-31
Process for the production of printing forms from colloids.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
AT100191B
(en )
1925-06-10
Process for preparing gels.
AT96138B
(en )
1924-02-25
Process for the production of fuel.
AT89533B
(en )
1922-09-25
Process for the production of resinous bodies.
AT91345B
(en )
1923-02-26
Process for the production of iron leather.
DK32416C
(en )
1923-10-22
Process for the production of hard lead alloys.
AT121518B
(en )
1931-02-25
Process for the production of aluminum-copper-nickel alloys.
CH92403A
(en )
1922-01-02
Process for the production of acetaldehyde from acetylene.
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH109477A
(en )
1925-04-01
Process for the production of hydrogen cyanide.
CH76586A
(en )
1918-01-16
Process for the production of cork boards
AT74592B
(en )
1918-09-10
Process for the production of oxalic acid.
AT88456B
(en )
1922-05-10
Process for the production of perylene.
CH80422A
(en )
1919-03-01
Process for the production of metal bodies
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
AT91010B
(en )
1923-01-25
Process for the production of pore-free tin deposits.
AT107001B
(en )
1927-08-10
Process for the production of detonators.
AT107028B
(en )
1927-08-10
Process for the production of tubes by centrifugal casting.
AT106603B
(en )
1927-06-10
Process for the production of active charcoal.
AT91347B
(en )
1923-02-26
Process for the production of very fine, shiny viscose silk.