GR3133B
(en )
1931-04-02
METHOD OF USE OF ZAKYNTHOS ASPHASPHALT FOR THE CONSTRUCTION OF PERMANENT AND SEMI-PERMANENT ROADS.
FR719279A
(en )
1932-02-03
Removable and removable connection
FR39640E
(en )
1932-01-22
Lock nut system
FR692787A
(en )
1930-11-10
cases for nose clips and the like
ES122868A1
(en )
1931-06-16
Procedure for the fabrication of underground and metropolitan roads.
FR713172A
(en )
1931-10-23
Truck-winch or tractor-winch
ES121797A2
(en )
1931-04-16
A PROCEDURE FOR THE PENETRATION OF STREETS AND ROADS
FR746881A
(en )
1933-06-07
sand spreader
FR722179A
(en )
1932-03-14
Lock nut and lock nut system
FR718239A
(en )
1932-01-21
Thermoregulator
FR723865A
(en )
1932-04-16
Perfected churn
GR3249B
(en )
1931-06-18
INSECTICIDANT AND RAT KILLER.
ES122231A1
(en )
1931-04-16
Improvements in the construction of tracks.
GR2276B
(en )
1929-04-23
METHOD AND ORGANIZATION OF IRROGATION.
FR728811A
(en )
1932-07-12
Skid reduction
GR3391B
(en )
1931-10-23
REVOLUTIONARY INSCRIPTIONS AND DECORATIONS.
GR1492B
(en )
1927-05-04
CONSTRUCTION METHOD AND THIS BUILDING MATERIAL.
ES113414A1
(en )
1929-08-01
Improvements in the construction of roads and roads.
ES131731A3
(en )
1933-11-01
A method of paving roads and the like.
GR1710B
(en )
1928-01-12
METHOD OF CONSTRUCTION OF ROAD DECORATES, DESTRUCTIONS AND OTHER INVESTMENTS.
ES104970A2
(en )
1928-02-01
A procedure for the penetration of streets and roads.
ES102547A1
(en )
1927-07-01
A procedure for the penetration of streets and roads.
GR2755B
(en )
1930-05-14
NEW TYPE AND ORDER OF NUMBERS FOR USE OF CARS.
GR2511B
(en )
1929-11-15
METHOD OF MANUFACTURE OF EMERALS AND SIMILAR.
DK47207C
(en )
1933-04-10
Rubber asphalt emulsion.