DK33754C
(en )
1924-10-13
Procedure for treating the surface of masonry and artificial stone.
DK35420C
(en )
1925-12-21
Apparatus for drainage of timber and the like.
ES100435A1
(en )
1927-02-01
An industrial procedure consisting of crystallized artificial stone.
DK40193C
(en )
1929-05-27
Method for surface treatment of contact springs and the like.
DK41398C
(en )
1929-12-30
Apparatus for the formation of tissue nodules.
DK37292C
(en )
1927-03-28
Procedure for the manufacture of artificial palates and the like.
DK44121C
(en )
1931-05-18
Floating bathing establishment and procedure for operation of the same.
DK40358C
(en )
1929-06-24
Procedure for the manufacture of pulleys and the like.
ES84687A1
(en )
1923-06-01
Procedure for polishing artificial marble and other artificial stones.
DK32805C
(en )
1924-02-04
Procedure for the production of ornaments, writing or the like on artificial stone and the like.
DK41003C
(en )
1929-10-28
Procedure for improving the effect of base-exchanging substances and for the manufacture of such substances.
DK32459C
(en )
1923-11-05
Method of Making Cement.
ES98237A1
(en )
1926-08-01
Improvements in the manufacture of tiles and cement plates or similar.
DK34074C
(en )
1925-01-26
Procedure for the manufacture of celluloid articles and the like.
DK37659C
(en )
1927-07-04
Method of Making Cement.
DK36069C
(en )
1926-05-31
Procedure for so-called pore pressing of shaped objects in the brick and cement industry.
DK35526C
(en )
1926-01-25
Cement building stone.
DK42971C
(en )
1930-09-15
Method and Machine for the manufacture of horseshoe stitches.
DK34289C
(en )
1925-03-23
Method and Apparatus for the production of radium-containing water.
DK34271C
(en )
1925-03-16
Procedure for the treatment of hides, skins and the like.
DK33004C
(en )
1924-03-24
Procedure for the manufacture of paper and the like.
DK38075C
(en )
1927-10-24
Procedure for the production of cement.
DK40096C
(en )
1929-04-29
Procedure for Improving the Hydraulic Properties of Portland Elements.
DK35588C
(en )
1926-02-08
Method and Casting for the Production of Aerated Concrete.
DK38008C
(en )
1927-10-03
Apparatus for the treatment of carbonaceous materials and the like.