GR1492B
(en )
1927-05-04
CONSTRUCTION METHOD AND THIS BUILDING MATERIAL.
GR1433B
(en )
1927-02-17
IMPROVEMENTS IN THE HYPERTEMETER AND SPECIAL ALTITUDE.
GR3133B
(en )
1931-04-02
METHOD OF USE OF ZAKYNTHOS ASPHASPHALT FOR THE CONSTRUCTION OF PERMANENT AND SEMI-PERMANENT ROADS.
GR3432B
(en )
1931-12-11
RAILINGS, DOORS AND WALLS FROM SAND.
GR938B
(en )
1925-06-10
BUILDING MILK AND THE VARIOUS WAYS OF USING IT.
FR660695A
(en )
1929-07-16
Improvements in amplification
GR1644B
(en )
1927-10-21
METHOD FOR THE PREPARATION OF GYALKALIA AND MAGNESIUM CYANAMIDS.
FR630755A
(en )
1927-12-08
Improvements in the production of bituminous emulsions
FR656739A
(en )
1929-05-13
Shear
GR2511B
(en )
1929-11-15
METHOD OF MANUFACTURE OF EMERALS AND SIMILAR.
FR631012A
(en )
1927-12-13
Cinder blocks with penetrating section
DK39238C
(en )
1928-09-10
Signpost or similar.
GR2579B
(en )
1929-12-20
METHOD AND INSTALLATION FOR GRASTING CEMENT AND SIMILAR SUBSTANCES.
GR1786B
(en )
1928-03-30
BUILDING MATERIAL AND HOW TO BUILD IT.
FR629084A
(en )
1927-11-03
Improvements in the construction of buildings or parts of buildings
GR2857B
(en )
1930-08-04
NEW EXPLOSIVE MATERIAL AND METHOD OF MAKING IT.
GR2276B
(en )
1929-04-23
METHOD AND ORGANIZATION OF IRROGATION.
GR2227B
(en )
1929-03-20
METHOD FOR THE CONSTRUCTION OF BITUMINOUS SOLID ROADS, RAILWAY BUILDINGS AND THE like.
GR6035B
(en )
1936-10-03
IMPROVED METHOD OR MEANS OF EXTRACTING TORPTILS AND THE LIKE.
GR2941B
(en )
1930-10-22
METHOD OF CONSTRUCTION OF CONCRETE WALLS AND FLOORS - ARME BY AN EARTHQUAKE CONSTRUCTION.
DK41300C
(en )
1929-12-16
Procedure for the manufacture of drive belts and the like.
GR2810B
(en )
1930-06-25
SYSTEM FOR THE PREPARATION OF A MATERIAL MAINLY FOR BUILDING AND ROAD CONSTRUCTION.
GR2422B
(en )
1929-08-21
MINING METHODS AND DEVICES.
GR1491B
(en )
1927-05-03
IRON FOR IRONIC CONCRETE AND METHOD FOR MAKING IT.
GR1637B
(en )
1927-10-15
PERFECTIONS ARE INVENTED IN PROVISIONS FOR SCRATING LEADS AND SIMILAR.