AT80091B
(en )
1920-02-25
Process for the preparation of caramel. Process for the preparation of caramel.
CH79651A
(en )
1918-12-16
Facility for the production of calcium carbide
AT96138B
(en )
1924-02-25
Process for the production of fuel.
CH77891A
(en )
1918-10-16
Machine for the production of hollow stones
AT87474B
(en )
1922-02-25
Process for the production of mercury oxide.
CH79922A
(en )
1919-06-02
Machine for the production of briquettes
AT88456B
(en )
1922-05-10
Process for the production of perylene.
AT100191B
(en )
1925-06-10
Process for preparing gels.
AT87377B
(en )
1922-02-25
Equipment for the production of glass vessels.
DK26901C
(en )
1920-11-15
Procedure for the Production of Beer.
CH75490A
(en )
1917-08-01
Machine for the production of briquettes
CH81002A
(en )
1919-10-01
Cutter head for the production of round bars
DK26968C
(en )
1920-11-29
Double stone for the manufacture of walls.
ES69404A1
(en )
1919-05-01
Improvements in the manufacture of hollow or corrugated bricks.
AT91368B
(en )
1923-02-26
Process for the production of bodies containing alkali carbonate.
CH78665A
(en )
1918-08-16
Form for the production of wooden heels
AT91345B
(en )
1923-02-26
Process for the production of iron leather.
AT89533B
(en )
1922-09-25
Process for the production of resinous bodies.
CH89592A
(en )
1921-06-01
Copying machine for the production of long pieces.
CH79801A
(en )
1919-01-16
Process for the production of solid sodium percarbonate
CH79779A
(en )
1919-05-16
Device for the production of repeatless embroidery
AT89320B
(en )
1922-09-11
Process for the preparation of O-alkyl derivatives of hydrocupreine.
CH78104A
(en )
1918-10-16
Process for the production of mercury oxide
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH80094A
(en )
1919-02-01
Process for the production of sodium percarbonate