FR914180A
(en )
1946-10-01
Advanced prefabricated building
GR9905B
(en )
1942-06-25
METHOD TO REDUCE THE ADDITION OF WATER TO THE MAKING OF MORTAR AND CONCRETE.
FR915658A
(en )
1946-11-14
Building made in advance
FR939217A
(en )
1948-11-08
Improvements in the production of hydraulic cement compositions
FR920620A
(en )
1947-04-14
Framework for the construction of buildings
ES155720A1
(en )
1943-03-01
PROCEDURE TO REDUCE THE ADDITION OF WATER FROM SCRAPPING TO MORTAR AND TO CONCRETE
FR908415A
(en )
1946-04-09
Building blocks
FR901719A
(en )
1945-08-03
Asbestos cement pipes
GR9797B
(en )
1942-03-02
TYPE OF ECONOMIC CONCRETE.
ES159789A1
(en )
1943-05-01
NEW IMPROVEMENTS IN THE CONSTRUCTION OF ARMED CONCRETE FLOORS
ES157933A1
(en )
1943-03-01
IMPROVEMENTS IN THE MANUFACTURE OF BLOCKS AND PARTS OF CEMENT OR CONCRETE APRA CONSTRUCCIONES
FR885531A
(en )
1943-09-17
Fixed or removable reinforced cement frames
FR919241A
(en )
1947-03-03
Reinforced concrete structure
FR892347A
(en )
1944-04-04
New waterproofing polishes and polishes
FR917808A
(en )
1947-01-22
Hydraulic cement
FR888136A
(en )
1943-12-03
Waterproof concrete slab
AT174466B
(en )
1953-04-10
Structural part made of prestressed concrete
ES156060A1
(en )
1943-04-01
PROCEDURE FOR WATERPROOFING AND HARDENING OF CONCRETE
ES153788A3
(en )
1943-03-01
IMPROVEMENTS IN THE PREPARATION OF CONCRETE
FR883233A
(en )
1943-06-28
Lightweight vibro-tamper machine for concrete and similar areas
FR885514A
(en )
1943-09-17
Reinforced concrete column
ES168128A1
(en )
1944-12-16
IMPROVEMENTS IN THE CONSTRUCTION OF LOCKS SECRETS OF COMBINATION
ES157798A1
(en )
1943-03-01
IMPROVEMENTS IN THE CONSTRUCTION OF PORTALÁMAPRAS
ES159183A1
(en )
1943-03-01
IMPROVEMENTS IN THE CONSTRUCTION OF GASÓGENOS
ES159525A1
(en )
1943-03-01
IMPROVEMENTS IN THE CONSTRUCTION OF GASÓGENOS