DK38262C
(en )
1927-12-19
Procedure for the production of printing inks.
DK44507C
(en )
1931-08-17
Procedure for the Production of Vanillin.
DK36274C
(en )
1926-07-19
Procedure for the production of printing inks.
DK42908C
(en )
1930-09-08
Procedure for the production of clichés.
DK42909C
(en )
1930-09-08
Procedure for the production of clichés.
DK36959C
(en )
1926-12-27
Procedure for the production of dye inks.
DK38109C
(en )
1927-10-31
Procedure for the production of dye inks.
DK38549C
(en )
1928-03-12
Procedure for the Production of Dioxyacetone.
DK38779C
(en )
1928-05-21
Procedure for the Production of Arsenobenzols.
DK39427C
(en )
1928-10-29
Procedure for the production of diazole printing using metal salts.
ES96489A1
(en )
1926-03-16
Manufacture of color inks.
DK38277C
(en )
1927-12-27
Procedure for Making Durable Diazocopy Paper.
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.
DK41908C
(en )
1930-03-24
Procedure for the Production of Colloidal Clichés.
DK38843C
(en )
1928-06-04
Procedure for the production of paving.
DK35036C
(en )
1925-09-21
Procedure for the Production of Paintings.
DK45581C
(en )
1932-04-25
Procedure for the manufacture of printing plates.
ES114501A1
(en )
1929-09-16
Procedure for the manufacture of printing ink.
DK37548C
(en )
1927-05-30
Procedure for the production of printing inks in part from vegetable substances.
ES116437A1
(en )
1930-02-01
Procedure for the production of typographic clichés.
DK39339C
(en )
1928-10-08
Procedure for the Production of Cyanides.
DK40816C
(en )
1929-09-23
Procedure for Making Cardboard Matches.
DK37070C
(en )
1927-01-31
Procedure for Making Soap.
DK37714C
(en )
1927-07-11
Procedure for Manufacturing Insulating Paper.