DK46761C
(en )
1933-01-16
Procedure for Making Yeast.
DK47286C
(en )
1933-05-01
Procedure for Purifying Chemically Extracted Sulfur.
DK47916C
(en )
1933-10-23
Procedure for Making Resitols.
DK47287C
(en )
1933-05-01
Procedure for Making Resitols.
DK48350C
(en )
1934-02-05
Procedure for the Extraction of Sulfur.
DK43542C
(en )
1930-12-29
Figure for Making Patterns.
DK45001C
(en )
1931-12-14
Device for Inventing the Number of Points at Kontraktbridge.
DK44543C
(en )
1931-08-31
Procedure for Pickling Semen.
DK50328C
(en )
1935-06-11
Procedure for Purifying Used Mineral Oil.
DK45034C
(en )
1931-12-21
Method for Making Quick-Dry Ink.
DK44964C
(en )
1931-12-07
Procedure for the manufacture of canisters.
DK43454C
(en )
1930-12-08
Procedure for Purifying Used Lubricating Oil.
DK46954C
(en )
1933-02-20
Procedure for Making Matches.
DK47567C
(en )
1933-07-24
Procedure for Making Potash.
DK47890C
(en )
1933-10-16
Procedure for Making Potash.
DK47508C
(en )
1933-07-03
Procedure for Making Potash.
DK43383C
(en )
1930-11-17
Tool for Capturing Poultry.
DK47132C
(en )
1933-03-27
Assistive device for the manufacture of Lynlaase.
DK45352C
(en )
1932-03-07
Procedure for the Production of Cuprinitrate.
DK44268C
(en )
1931-06-22
Procedure for Preserving Horseradish.
DK48427C
(en )
1934-02-26
Process for the Preparation of 3-5-Dihalo-Pyridones.
DK38162C
(en )
1927-11-21
Procedure for Blowing out Slit Cylinders.
DK43822C
(en )
1931-03-09
Procedure for Making Yeast.
DK47986C
(en )
1933-11-06
Procedure for Manufacturing Lynlaase.
ES120301A1
(en )
1930-11-16
Purification procedure for hydrocarbons.