DK46998C
(en )
1933-02-27
Pavement mass for Road Paving or other Purpose.
FR611675A
(en )
1926-10-08
Improvements made to road surfaces, pavements, etc.
ES110837A1
(en )
1929-03-01
Paved pavement.
DK44937C
(en )
1931-11-30
Pavement mass for road paving or other purposes as well as method for mass production.
DK42109C
(en )
1930-04-22
Scraper for Roads.
ES108308A1
(en )
1928-08-16
Device for road or highway trowels.
CA276194A
(en )
1927-12-13
Bitumen road paving
CA291502A
(en )
1929-07-23
Asphalt road
DK38473C
(en )
1928-02-27
Machine for stamping cobblestones or stamping other road or street paving material.
FR633612A
(en )
1928-02-01
Bituminous mastic
ES109545A1
(en )
1928-11-01
Procedure to prepare asphalt layers for roads or modern streets.
AT132100B
(en )
1933-02-25
Kneader for road pavers.
DK46958C
(en )
1933-02-20
Bituminous Material Mix for Road Paving.
ES105032A1
(en )
1928-01-01
Paving stones for road traffic.
ES119033A1
(en )
1930-08-16
PROCEDURE FOR THE REALIZATION OF BITUMINOUS FLOORS FOR STREETS, ROADS OR ROADWAYS
CA294426A
(en )
1929-11-05
Stone asphalt roadway
DK46703C
(en )
1933-01-02
Sand dryer for asphalt concrete mixers.
FR674130A
(en )
1930-01-23
Paving heater
FR645421A
(en )
1928-10-25
Concrete pavement
DK43970C
(en )
1931-04-07
Snow chain for Automobiles.
ES116057A1
(en )
1930-01-16
A PROCEDURE FOR THE MANUFACTURE OF AN ASPHALT CONCRETE FOR THE CONSTRUCTION OF ROADS.
FR717239A
(en )
1932-01-05
Concrete paving
ES116036A1
(en )
1930-03-16
Concrete blocks
CA282654A
(en )
1928-08-21
Concrete road construction
ES117556A3
(en )
1930-05-01
An improvement in the manufacture of asphalt tiles for paving.