DK37567C
(en )
1927-06-07
Generator for Production of Water Gas.
SU10952A1
(en )
1929-09-30
The method of obtaining ortho-nitrobenzoic acid
DK44507C
(en )
1931-08-17
Procedure for the Production of Vanillin.
DK38549C
(en )
1928-03-12
Procedure for the Production of Dioxyacetone.
DK38779C
(en )
1928-05-21
Procedure for the Production of Arsenobenzols.
DK39142C
(en )
1928-08-20
Gas generator.
DK41260C
(en )
1929-12-09
Method of Making Wallpaper.
DK42908C
(en )
1930-09-08
Procedure for the production of clichés.
DK31674C
(en )
1923-05-07
Procedure for the Development of Water Gas.
DK38843C
(en )
1928-06-04
Procedure for the production of paving.
DK38548C
(en )
1928-03-12
Process for the Preparation of 1-Amino-3-dialkylamino-2-propanols.
DK37659C
(en )
1927-07-04
Method of Making Cement.
DK38075C
(en )
1927-10-24
Procedure for the production of cement.
DK37070C
(en )
1927-01-31
Procedure for Making Soap.
DK38617C
(en )
1928-04-02
Method of Manufacture of Fertilizers.
DK37758C
(en )
1927-08-01
Apparatus for the production of airless water vapor.
SU4412A1
(en )
1928-01-31
Water clock
ES96543A1
(en )
1926-03-16
A new type of gas generator.
GR1996B
(en )
1928-09-28
GAS FOR PRODUCTION OF DYNAMIC GAS (STARGAS) FROM ASPHALT FUELS.
FR617238A
(en )
1927-02-16
Turbine
DK39256C
(en )
1928-09-17
Procedure for the manufacture of inoculants.
DK36812C
(en )
1926-11-22
Procedure for Purification of Boiler Feed Water.
DK39902C
(en )
1929-03-11
Procedure for the manufacture of art objects of art horn.
DK35036C
(en )
1925-09-21
Procedure for the Production of Paintings.
DK45320C
(en )
1932-02-29
Procedure for the Production of Cellulite.