FR519841A
(en )
1921-06-16
Stereotopometry apparatus
CH83285A
(en )
1919-11-17
Apparatus for preventing liquids from boiling over
FR516827A
(en )
1921-04-26
Filtration apparatus
CH82444A
(en )
1919-10-01
Apparatus for lowering coffins
CH90066A
(en )
1921-07-16
Method and cooking vessel for preventing liquids from boiling over.
CH83486A
(en )
1919-12-01
Device on barrels for fastening taps
DK31874C
(en )
1923-06-18
Apparatus for Measuring the Density of Liquids.
FR525428A
(en )
1921-09-22
Apparatus for removing cores from bandages
FI9018A
(en )
1922-06-13
For the purpose of distilling or distilling the apparatus
CH82022A
(en )
1919-08-16
Device for preparing food
CA207839A
(en )
1921-01-25
Apparatus for treating liquids with gases
FR498515A
(en )
1920-01-14
Filtration apparatus
DK29179C
(en )
1922-01-16
Apparatus for Threading Synaale.
FR524180A
(en )
1921-08-31
Apparatus for mixing materials
ES69504A1
(en )
1919-05-16
Apparatus for preventing foaming during cooking of liquid substances.
FR500395A
(en )
1920-03-10
Apparatus for cleaning barrels, vats or the like
AU1264019B
(en )
1920-10-05
An improved apparatus for use inthe concentration of milk andother liquids
DK34354C
(en )
1925-04-06
Apparatus for the Treatment of Hydrocarbons.
CH78271A
(en )
1918-07-01
Apparatus for vaporizing liquids
FR497088A
(en )
1919-11-25
Rescue apparatus for ships
DK31243C
(en )
1923-02-05
Apparatus for Sterilizing Liquids.
DK25355C
(en )
1919-12-22
Device by Distillation Apparatus.
FR522463A
(en )
1921-07-30
Foundry apparatus
ES69445A1
(en )
1919-05-16
Elevator apparatus of essence of other liquids.
AT98690B
(en )
1924-12-10
Apparatus for the production of phthalic anhydride.