DK26297C
(en )
1920-07-19
Procedure for the manufacture of energy-saving soaps.
DK29486C
(en )
1922-04-18
Procedure for the production of color filters for plates according to the heliochrome principle.
DK22571C
(en )
1917-11-05
Procedure for the production of dyes.
DK27406C
(en )
1921-04-11
Procedure for the Production of Glycerin from Sugar.
FR487344A
(en )
1917-06-25
Filter press
DK27962C
(en )
1921-07-11
Procedure for the Preparation of Alkalicyanates.
DK26901C
(en )
1920-11-15
Procedure for the Production of Beer.
DK24283C
(en )
1919-03-24
Procedure for the production of printing surfaces.
DK22409C
(en )
1917-09-03
Procedure for Making Enamel.
CH77628A
(en )
1918-05-01
Scaffolding
DK22649C
(en )
1917-12-03
Filter.
CH70427A
(en )
1915-09-16
Preparation suitable for dye production
CH72584A
(en )
1916-06-02
Preparation suitable for dye production
CH72585A
(en )
1916-06-02
Preparation suitable for dye production
CH72586A
(en )
1916-06-02
Preparation suitable for dye production
CH72587A
(en )
1916-06-02
Preparation suitable for dye production
CH72588A
(en )
1916-06-02
Preparation suitable for dye production
CH72589A
(en )
1916-06-02
Preparation suitable for dye production
CH72590A
(en )
1916-06-02
Preparation suitable for dye production
CH72591A
(en )
1916-06-02
Preparation suitable for dye production
CH72592A
(en )
1916-06-02
Preparation suitable for dye production
DK31073C
(en )
1923-01-08
Procedure for the manufacture of measuring plates.
CH77900A
(en )
1918-06-01
Saccharine service
DK26309C
(en )
1920-07-19
Procedure for Immediate Production of Stereoscopic Maps Using Ordinary Maps.
DK32914C
(en )
1924-03-03
Machine for the manufacture of pressed glassware.