DK30511C
(en )
1922-10-23
Procedure for the production of cement bricks, limestone or the like.
DK27869C
(en )
1921-06-27
Machine for casting objects of mortar of cement, lime or the like.
DK25002C
(en )
1919-09-15
Cement bricks as well as Machine and Procedure for Manufacturing the same.
DK27434C
(en )
1921-04-11
Cement bricks as well as Machine and Procedure for Manufacturing the same.
DK26206C
(en )
1920-06-28
Machine for the manufacture of roof tiles.
DK24173C
(en )
1919-03-03
Cement bricks.
DK28817C
(en )
1921-11-21
Machine for making bricks, blocks and the like of concrete or the like.
DK30103C
(en )
1922-08-21
Procedure for the manufacture of space- and weather-resistant articles of sorel cement.
DK27354C
(en )
1921-03-29
Cement bricks.
DK29735C
(en )
1922-06-12
Cement bricks.
DK43621C
(en )
1931-01-26
Procedure for the manufacture of cement roof tiles.
DK27023C
(en )
1920-12-20
Procedure for Manufacturing Gypsum Concrete.
DK23452C
(en )
1918-09-02
Cement roof tile machine.
DK29666C
(en )
1922-05-29
Procedure for the Production of Trinitroresorcin.
DK38075C
(en )
1927-10-24
Procedure for the production of cement.
DK33702C
(en )
1924-09-29
Casting for the manufacture of cement windows.
DK28630C
(en )
1921-10-17
Procedure for the production of articles of gravel concrete with embedded, suitable places for processing of asbestos cement concrete.
DK33414C
(en )
1924-07-07
Cement Brick Making Machine.
DK28546C
(en )
1921-10-03
Method of Manufacture of Portland Cement or similar articles.
DK26968C
(en )
1920-11-29
Double stone for the manufacture of walls.
DK27395C
(en )
1921-04-04
Method for the manufacture of small shaped objects, in particular buttons, of cement, plaster or the like.
AT91389B
(en )
1923-02-26
Cement roof tile machine.
DK25163C
(en )
1919-10-27
Procedure for the manufacture of cement or concrete walls with one or more air gaps.
DK33205C
(en )
1924-05-12
Procedure for casting moldings of magnesia cement or the like.
DK25945C
(en )
1920-05-10
Building stone.