DK20841C
(en)
|
|
Procedure for the manufacture of roofing felt.
|
DK20295C
(en)
|
|
Procedure for the manufacture of lighters.
|
DK20863C
(en)
|
|
Procedure for the manufacture of lighters.
|
DK21355C
(en)
|
|
Procedure for Roofing with Roofing felt.
|
DK29326C
(en)
|
|
Procedure for Making Yeast.
|
DK20003C
(en)
|
|
Procedure for the production of rubber.
|
DK20132C
(en)
|
|
Procedure for the manufacture of fireproof roads.
|
DK19843C
(en)
|
|
Roofing material.
|
DK17053C
(en)
|
|
Procedure for Roofing with Roofing felt.
|
DK22325C
(en)
|
|
Procedure for Manufacturing Inverted Footwear.
|
DK22013C
(en)
|
|
Leather Preparation Procedure.
|
DK23832C
(en)
|
|
Procedure for Making Socks.
|
DK19965C
(en)
|
|
Procedure for the Production of Hydrogen.
|
DK22937C
(en)
|
|
Procedure for the manufacture of a detergent.
|
DK20338C
(en)
|
|
Procedure for Making Emulsions.
|
DK20345C
(en)
|
|
Procedure for Making Emulsions.
|
DK26890C
(en)
|
|
Procedure for the production of low-smoke gunpowder varieties.
|
DK26879C
(en)
|
|
Procedure for oxidizing drying of patent leather.
|
DK26548C
(en)
|
|
Mineral Preparation Procedure.
|
DK16637C
(en)
|
|
Procedure for the manufacture of clunkers.
|
CH70876A
(en)
|
|
Roof tiles
|
DK23201C
(en)
|
|
Procedure for the manufacture of Eriophorum fibrous wool.
|
DK18160C
(en)
|
|
Procedure for the manufacture of casein binders.
|
DK29969C
(en)
|
|
Procedure for the production of alkali nitrates.
|
DK20528C
(en)
|
|
Procedure for Manufacturing Artificial Leather.
|