DK37659C
(en )
1927-07-04
Method of Making Cement.
DK41260C
(en )
1929-12-09
Method of Making Wallpaper.
DK38617C
(en )
1928-04-02
Method of Manufacture of Fertilizers.
DK32459C
(en )
1923-11-05
Method of Making Cement.
DK38843C
(en )
1928-06-04
Procedure for the production of paving.
DK38075C
(en )
1927-10-24
Procedure for the production of cement.
DK38548C
(en )
1928-03-12
Process for the Preparation of 1-Amino-3-dialkylamino-2-propanols.
DK38549C
(en )
1928-03-12
Procedure for the Production of Dioxyacetone.
DK38779C
(en )
1928-05-21
Procedure for the Production of Arsenobenzols.
GR1374B
(en )
1926-12-30
METHOD FOR THE MANUFACTURE OF PERPOSE BUILDING MATERIALS.
DK45583C
(en )
1932-04-25
Method of Manufacturing Hydraulic Cement.
DK33431C
(en )
1924-07-07
Method of Making Cement.
DK39296C
(en )
1928-09-24
Method of Manufacturing Electrical Elements.
DK37070C
(en )
1927-01-31
Procedure for Making Soap.
DK44730C
(en )
1931-10-19
Method of Preparation of Acylaminobenzolstibic Acids.
DK44732C
(en )
1931-10-19
Method of Preparation of Acylaminobenzolstibic Acids.
DK38178C
(en )
1927-11-21
Procedure for Making an Emulsion of Asphalt and Water.
DK36583C
(en )
1926-09-27
Method of Making Alkyl Resorcins.
DK38880C
(en )
1928-06-18
Method of Manufacturing Oxide Cathodes.
DK40087C
(en )
1929-04-29
Method of Manufacturing Oxide Cathodes.
DK37771C
(en )
1927-08-01
Procedure for Construction of Buildings.
DK39311C
(en )
1928-10-01
Procedure for the production of cement concrete mixtures.
DK38074C
(en )
1927-10-24
Procedure for Making Artificial Marble.
DK42908C
(en )
1930-09-08
Procedure for the production of clichés.
DK40096C
(en )
1929-04-29
Procedure for Improving the Hydraulic Properties of Portland Elements.