DK44526C
(en )
1931-08-24
Procedure for the production of ammonium sulphate and sulfur.
DK45366C
(en )
1932-03-07
Method for the production of dispersible and storage-resistant nitrophosphates.
CH138357A
(en )
1930-02-28
Timepiece.
DK43528C
(en )
1930-12-22
Procedure for the manufacture of potash and soda.
DK43114C
(en )
1930-10-06
Procedure for the Preparation of Potassium Sulphate and Soda.
DK45480C
(en )
1932-04-04
Process for the Catalytic Production of Sulfur Trioxide.
DK47185C
(en )
1933-04-10
Process for the production of mixed fertilizers of ammonium sulphate and ammonium nitrate.
DK43659C
(en )
1931-02-02
Procedure for the production of phosphoric acid and ammonium fertilizers.
DK45320C
(en )
1932-02-29
Procedure for the Production of Cellulite.
DK42184C
(en )
1930-05-05
Procedure for the manufacture of curtain rods and the like.
DK46063C
(en )
1932-08-15
Procedure for the Production of Art Sacrifices.
DK43447C
(en )
1930-12-08
Procedure for the manufacture of carbon dioxide.
DK40939C
(en )
1929-10-14
Method of Extraction of Ammonium Sulfate and Sulfur of Ammonium Rhodanide.
DK43008C
(en )
1930-09-22
Procedure for the production of raster negatives.
CH138359A
(en )
1930-02-28
Timepiece.
DK45479C
(en )
1932-04-04
Procedure for the Production of Potassium Carbonate.
DK44524C
(en )
1931-08-24
Method of Making Acid Toothpaste.
DK47423C
(en )
1933-06-12
Method and Plant for the Production of Cellulose.
DK46065C
(en )
1932-08-15
Procedure for the manufacture of plastics.
DK41888C
(en )
1930-03-24
Procedure for Improving the Dispersibility of Nitrophosphates.
ES108838A1
(en )
1928-09-16
An industrial process for the manufacture of ammonium sulphate.
DK43949C
(en )
1931-04-07
Procedure for the Preparation of Potassium Nitrate and Soda.
FR37229E
(en )
1930-11-03
Cremona
FR675892A
(en )
1930-02-15
Cremona
DK45978C
(en )
1932-07-25
Procedure for the production of white, completely or partially opaque enamels and glazes.