DK33468C
(en )
1924-07-28
Procedure for the production of hardened colloidal clichés.
DK37016C
(en )
1927-01-17
Procedure for the production of inorganic or organic acids.
DK34016C
(en )
1925-01-05
Procedure for the production of rubber clichés.
DK42908C
(en )
1930-09-08
Procedure for the production of clichés.
DK35678C
(en )
1926-02-22
Procedure for Manufacturing Perleessens.
DK35267C
(en )
1925-11-16
Procedure for the production of gray cast iron.
DK41908C
(en )
1930-03-24
Procedure for the Production of Colloidal Clichés.
DK42909C
(en )
1930-09-08
Procedure for the production of clichés.
DK39339C
(en )
1928-10-08
Procedure for the Production of Cyanides.
DK36274C
(en )
1926-07-19
Procedure for the production of printing inks.
DK37374C
(en )
1927-04-19
Procedure for the production of iron castings with prelite structure.
ES84356A1
(en )
1923-05-16
Procedure for the manufacture of cement.
DK32999C
(en )
1924-03-24
Procedure for the manufacture of detonators.
DK35036C
(en )
1925-09-21
Procedure for the Production of Paintings.
DK34156C
(en )
1925-02-16
Procedure for Making Soap.
DK33510C
(en )
1924-08-04
Procedure for the Production of Charcoal.
DK36634C
(en )
1926-10-04
Procedure for Manufacturing Stencil Blades.
DK33649C
(en )
1924-09-08
Procedure for the production of decolorizing coal.
ES85748A1
(en )
1923-08-01
Procedure for the manufacture of fertilizers.
ES82657A3
(en )
1923-02-16
A procedure for the manufacture of bricks.
DK33554C
(en )
1924-08-18
Kovs for Jærn- og Staaltraadstove.
DK38075C
(en )
1927-10-24
Procedure for the production of cement.
DK33702C
(en )
1924-09-29
Casting for the manufacture of cement windows.
DK34823C
(en )
1925-08-03
Procedure for the manufacture of enamelled articles.
DK33975C
(en )
1924-12-22
Procedure for the production of artificial tannins.