DK46761C
(en )
1933-01-16
Procedure for Making Yeast.
DK44002C
(en )
1931-04-13
Procedure for Manufacturing Artificial Asphalt.
DK44507C
(en )
1931-08-17
Procedure for the Production of Vanillin.
DK47916C
(en )
1933-10-23
Procedure for Making Resitols.
DK42437C
(en )
1930-06-23
Procedure for Manufacturing Asphalt Pulp.
DK43966C
(en )
1931-04-07
Procedure for the Manufacture of Pavements.
DK40051C
(en )
1929-04-22
Procedure for Manufacturing Coatings.
DK42753C
(en )
1930-08-18
Bitumen Treatment Procedure.
DK43318C
(en )
1930-11-03
Procedure for Breeding Tar.
DK42548C
(en )
1930-07-07
Procedure for making Ergosterin durable.
DK43540C
(en )
1930-12-29
Procedure for Manufacturing Hot Vulcanized Footwear.
DK44473C
(en )
1931-08-10
Procedure for the manufacture of fertilizers.
DK45235C
(en )
1932-02-15
Procedure for Manufacturing Bricks.
DK45888C
(en )
1932-07-04
Procedure for Manufacturing Shards.
DK41716C
(en )
1930-02-24
Procedure for Providing Visual Representations.
DK42324C
(en )
1930-06-02
Procedure for Repairing Damaged Substances.
DK40608C
(en )
1929-08-12
Method for Manufacturing Dried Superphosphate.
DK41963C
(en )
1930-03-31
Procedure for the Manufacture of Pavement Material.
DK47287C
(en )
1933-05-01
Procedure for Making Resitols.
DK44285C
(en )
1931-06-29
Procedure for the Manufacture of Footwear.
DK43098C
(en )
1930-10-06
Procedure for Foundation of Structures.
DK43822C
(en )
1931-03-09
Procedure for Making Yeast.
DK37531C
(en )
1927-05-30
Procedure for Making Artificial Flowers.
DK43301C
(en )
1930-11-03
Procedure for refining artificial fibrous substances.
DK42100C
(en )
1930-04-22
Method for Manufacturing a Pavement Material.