FR949123A
(en )
1949-08-22
Rigid architectural building set
FI25115A
(en )
1951-06-11
Procedure for the construction of reinforced concrete ceilings
FR1006076A
(en )
1952-04-18
Reinforced concrete floor
FR1001318A
(en )
1952-02-22
Formwork support for building ceilings or the like
AT179878B
(en )
1954-10-11
Drywall
FR1015502A
(en )
1952-10-14
Advanced panel for formwork of reinforced concrete floors
FR1001586A
(en )
1952-02-25
auxiliary equipment for the construction of concrete ceilings
AT173374B
(en )
1952-12-10
Reinforced concrete ceiling
FR948528A
(en )
1949-08-03
Reinforced concrete beam, precast
FR1004223A
(en )
1952-03-27
Compound cement
FR1005644A
(en )
1952-04-15
Reinforced concrete ceiling
FR1004484A
(en )
1952-03-31
Reinforced concrete ceiling
FR1004507A
(en )
1952-03-31
Reinforced concrete beam
FR1003562A
(en )
1952-03-19
Reinforced concrete beam slab
FR951731A
(en )
1949-11-02
Reinforced concrete floor
FR1005348A
(en )
1952-04-09
Combined concrete mixer
FR1004336A
(en )
1952-03-28
Formwork for the construction of concrete buildings
FR1003772A
(en )
1952-03-21
Porous concrete
FR928492A
(en )
1947-11-28
Reinforced concrete floor
FR57820E
(en )
1953-09-17
Reinforced concrete floor made without formwork
ES14923Y
(en )
1947-11-01
Reinforced concrete pieces for the formation of floors and roofs
ES15994Y
(en )
1948-06-16
Reinforced concrete joist,
FR973043A
(en )
1951-02-06
Reinforced concrete floor
IS183B6
(en )
1949-02-03
Load-bearing structure made of reinforced concrete.
FI25921A
(en )
1952-09-10
Foundation of the building