CH83479A
(en )
1919-12-01
Device for the preparation of foodstuffs and luxury items
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH82977A
(en )
1919-11-01
Device for the production of soap powder
CH259832A
(en )
1949-02-15
Process for the treatment of objects made of aluminum or aluminum alloys.
CH83261A
(en )
1919-11-17
Holding device for fastening screws to walls, ceilings and the like
AT207665B
(en )
1960-02-25
Process for the production of fat emulsions for foodstuffs and luxury foods
CH82935A
(en )
1919-11-01
Device for the production of moldings
CH83500A
(en )
1919-12-01
Device for cleaning and de-awning of grain
CH81594A
(en )
1919-06-16
Pan-like device for making Knöpfli
GB138427A
(en )
1920-02-12
Improvements in the method of and means for gauging metal or other articles
CH82470A
(en )
1919-10-01
Device for the production of bodies of revolution of any surface lines
NL6713C
(en )
1922-03-15
PROCESS FOR THE PREPARATION OF TANNING SUBSTANCES
AT105029B
(en )
1926-12-27
Method and device for the synthetic production of ammonia.
FR503587A
(en )
1920-06-14
Pan
AT91375B
(en )
1923-02-26
Process and device for the continuous cracking of heavy hydrocarbons.
AT175778B
(en )
1953-08-10
Process for the production of aerated foods
AT91047B
(en )
1923-01-25
Device for the production of Holztabgeweben u. like
ES83978A1
(en )
1923-05-01
Methods and apparatus for separating the contents of eggshells.
AT116382B
(en )
1930-02-25
Process for the preparation of perylene and its derivatives.
CH80792A
(en )
1919-04-01
Firestone and method of making the same
AT182944B
(en )
1955-08-25
Process for the manufacture of products for the preparation of food or beverages
FR525958A
(en )
1921-09-29
Improvements to fasteners for brooches and the like
CA4532S
(en )
1919-02-25
Emblem or badge
CA214212A
(en )
1921-11-15
Apparatus for the curing and desiccating of fish
AT108105B
(en )
1927-11-25
Process for the preparation of mixtures.