DK53102C
(en )
1937-05-18
Method and Machine for Manufacturing Concrete Pipes.
DK52378C
(en )
1936-11-30
Method and Machine for Reinforcing Wood Pipes.
DK49042C
(en )
1934-07-23
Building elements and method and machine for making such.
GR3942B
(en )
1932-12-15
CEMENT MANUFACTURING METHOD.
DK51700C
(en )
1936-06-02
Method for Manufacturing Seamless Tiles and Slabs.
DK52124C
(en )
1936-09-07
Method of Manufacturing Concrete.
DK47241C
(en )
1933-04-18
Method and Machine for Making Wraps.
DK58461C
(en )
1941-03-03
Method and Machine for Making Peat.
DK50621C
(en )
1935-09-02
Method for Manufacturing Concrete Roads.
DK52034C
(en )
1936-08-17
Building Stone Forming Machine.
DK54753C
(en )
1938-05-16
Method for Manufacturing Plastic Cement and Concrete.
DK51444C
(en )
1936-03-23
Method of Making Cement.
DK50412C
(en )
1935-07-08
Method for Manufacturing Water Resistant Cement.
DK51389C
(en )
1936-03-16
Method for Manufacturing Wave Radiators.
DK52545C
(en )
1937-01-11
Method and Machine for Forming Glass Plates.
DK46970C
(en )
1933-02-20
Method and Machine for Scraping Pig Bodies.
DK51987C
(en )
1936-08-10
Method and Machine for Making Wrapping Material.
DK53658C
(en )
1937-09-27
Method and Pressing Tool for Making Bell-shaped Objects.
DK53166C
(en )
1937-05-31
Method for Manufacturing Porous Building Materials.
DK52255C
(en )
1936-10-05
Method of Making Cement.
DK63265C
(en )
1945-03-12
Method and Machine for Shaping Shafts for Footwear.
DK53844C
(en )
1937-11-08
Method and Machine for Making Match Packs.
DK56921C
(en )
1939-11-13
Method and Machine for Manufacturing Insulating Sheets for Building Purposes.
DK60238C
(en )
1942-10-12
Method and Machine for Making Horseshoes.
DK53129C
(en )
1937-05-24
Method for the production of diazotypes and a suitable developer.