DK50385C
(en )
1935-07-01
Procedure for Manufacturing the Diket.
DK50888C
(en )
1935-11-11
Method for Manufacturing Straw Asphalt Slabs.
DK54569C
(en )
1938-04-04
Method for Manufacturing Straw Asphalt Slabs.
DK50621C
(en )
1935-09-02
Method for Manufacturing Concrete Roads.
AT140789B
(en )
1935-02-25
Shaped stone.
DK55213C
(en )
1938-09-12
Method for Manufacturing Insulating Light Stone Masses.
DK53286C
(en )
1937-07-05
Method for Manufacturing Insulating Light Stone.
DK50396C
(en )
1935-07-01
Method for Manufacturing Refractory Stones.
DK52034C
(en )
1936-08-17
Building Stone Forming Machine.
DK53662C
(en )
1937-09-27
Paving compound, especially for Road Paving and Flooring.
GR3942B
(en )
1932-12-15
CEMENT MANUFACTURING METHOD.
FR769388A
(en )
1934-08-24
Plates for making coverings for fireplaces, paving, etc.
DK50031C
(en )
1935-03-18
Procedure for Manufacturing Scrap Tobacco.
DK50631C
(en )
1935-09-09
Machine for Making Round Sticks.
DK51444C
(en )
1936-03-23
Method of Making Cement.
DK52124C
(en )
1936-09-07
Method of Manufacturing Concrete.
DK51389C
(en )
1936-03-16
Method for Manufacturing Wave Radiators.
DK53166C
(en )
1937-05-31
Method for Manufacturing Porous Building Materials.
DK47563C
(en )
1933-07-24
Machine for Making Wreath Rings.
DK50412C
(en )
1935-07-08
Method for Manufacturing Water Resistant Cement.
DK50894C
(en )
1935-11-11
Method for Manufacturing Plastic Materials.
DK51733C
(en )
1936-06-08
Machine for Making Wire Cramps.
DK52255C
(en )
1936-10-05
Method of Making Cement.
ES134046A3
(en )
1934-05-16
A procedure for the construction of blocks for paving.
DK54680C
(en )
1938-05-02
Method for Manufacturing Seamless Roofing.