DK50385C
(en )
1935-07-01
Procedure for Manufacturing the Diket.
DK55833C
(en )
1939-02-13
Procedure for counteracting ice formation in or on bituminous paving materials.
DK53965C
(en )
1937-12-06
Procedure for counteracting ice formations in or on bituminous pavements.
DK49296C
(en )
1934-09-24
Method for Manufacturing a Bituminous Pavement Material.
DK56289C
(en )
1939-06-12
Registration vehicle for recording unevenness in roadways or similar surfaces.
DK56368C
(en )
1939-06-26
Process for the production of filler-containing, in particular filler-rich, mixtures for bituminous paving materials.
DK51118C
(en )
1936-01-06
Method for the manufacture of solid adhesive bituminous coatings on asphalt, cement and similar hard road coatings.
GR3101B
(en )
1931-02-18
PERFECTIONS IN THE COVERING OF ASPHALT ROADS.
DK54708C
(en )
1938-05-09
Method for bituminous surface treatment of roads and for the production of bituminous paving materials.
DK45958C
(en )
1932-07-18
Procedure for providing a rough surface on asphalt concrete pavements.
DK50658C
(en )
1935-09-16
Arrangement for the separation of tracks for different traffic on roads, streets, squares or similar places.
DK48945C
(en )
1934-07-02
Pits for plowing.
ES131290A1
(en )
1933-09-01
Improvements in the preparation of bituminous mixtures for paving.
ES119929A1
(en )
1930-11-16
Procedure for the preparation of asphalt and bituminous compounds with high melting points.
DK47762C
(en )
1933-09-11
Tools for Replacing Sleepers.
ES127033A1
(en )
1932-07-16
Improvements in the construction of pavements or roads.
DK58745C
(en )
1941-06-09
Method for bituminous surface treatment of roads and for the production of bituminous paving materials.
ES117556A3
(en )
1930-05-01
An improvement in the manufacture of asphalt tiles for paving.
DK50104C
(en )
1935-04-08
Device for securing railway crossings.
DK50103C
(en )
1935-04-08
Device for securing railway crossings.
ES127581A1
(en )
1932-10-01
Perfeccionamientos in the tachones, plates or bolts, used to form lines or signals for the circulation or step by roads, roads, floors and similar places.
ES117229A1
(en )
1930-04-01
Improvements in bituminous pavements.
DK36104C
(en )
1926-06-14
Liquid Bitumen Pouring Machine or similar.
DK53812C
(en )
1937-11-01
Procedure for the manufacture of a material intended in particular for road pavements.
DK52501C
(en )
1936-12-28
Procedure for the production of bituminous paper products.