DK45958C
(en )
1932-07-18
Procedure for providing a rough surface on asphalt concrete pavements.
DK49296C
(en )
1934-09-24
Method for Manufacturing a Bituminous Pavement Material.
ES122938A1
(en )
1931-06-16
Procedure for the manufacture of a new pavement of asphalt mosaic tiles.
DK45431C
(en )
1932-03-21
Procedure for Manufacturing Road Pavements by the Penetration Method.
DK47916C
(en )
1933-10-23
Procedure for Making Resitols.
CA302568A
(en )
1930-07-29
Surfacing material for roadways, pavements, etc.
FR689688A
(en )
1930-09-10
element for terraces
ES117556A3
(en )
1930-05-01
An improvement in the manufacture of asphalt tiles for paving.
DK46958C
(en )
1933-02-20
Bituminous Material Mix for Road Paving.
ES120423A1
(en )
1931-01-01
A process for the manufacture of armored pavers for the paving of roads.
ES119342A1
(en )
1930-09-16
A new paving procedure.
ES120755A3
(en )
1931-02-01
A new paving procedure.
ES122863A1
(en )
1931-06-16
Procedure for manufacturing rammed gravel roads.
DK55833C
(en )
1939-02-13
Procedure for counteracting ice formation in or on bituminous paving materials.
DK46703C
(en )
1933-01-02
Sand dryer for asphalt concrete mixers.
ES111759A1
(en )
1929-05-16
A new hydraulic paving procedure.
DK42100C
(en )
1930-04-22
Method for Manufacturing a Pavement Material.
DK45959C
(en )
1932-07-18
Stone Material and Method for Manufacturing a Road Pavement.
DK45158C
(en )
1932-02-01
Method and machine for manufacturing the tread on country roads and the like.
DK44002C
(en )
1931-04-13
Procedure for Manufacturing Artificial Asphalt.
ES116057A1
(en )
1930-01-16
A PROCEDURE FOR THE MANUFACTURE OF AN ASPHALT CONCRETE FOR THE CONSTRUCTION OF ROADS.
ES121739A3
(en )
1931-03-16
A part fabrication procedure for constructing roof screeds.
CA296698A
(en )
1930-01-14
Surfacing for concrete floors
ES117168A1
(en )
1930-04-01
Pavement construction procedure.
DK42109C
(en )
1930-04-22
Scraper for Roads.