CH47895A
(en )
1910-08-16
Reinforced concrete scaffolding
FR544792A
(en )
1922-09-29
Formwork for reinforced concrete constructions
CH52354A
(en )
1911-11-16
Reinforced concrete floor scaffolding
FR19149E
(en )
1914-10-27
Plank in reinforced concrete
FR422783A
(en )
1911-03-30
Reinforced cement staircase
FR421140A
(en )
1911-02-15
Reinforced concrete constructions
NL800C
(en )
1915-09-15
Reinforced concrete structures
FR415941A
(en )
1910-10-07
Non-removable formwork, faced, reinforced cement
CH49182A
(en )
1911-01-16
Reinforced hollow concrete mast
FR458605A
(en )
1913-10-15
Hollow reinforced concrete floor
CH51381A
(en )
1911-09-01
Formwork for reinforced concrete constructions
FR421943A
(en )
1911-03-08
Hollow reinforced concrete ceilings
FR423382A
(en )
1911-04-14
Transparent reinforced concrete construction
FR435026A
(en )
1912-02-20
Reinforced concrete floor
FR433766A
(en )
1912-01-16
Improvements in the construction of reinforced concrete bridges
CH53706A
(en )
1912-03-16
Reinforced concrete hollow ceiling
FR411519A
(en )
1910-06-18
Reinforced concrete beam
CH51901A
(en )
1911-10-02
Reinforced concrete beam
CH49536A
(en )
1911-02-16
Reinforced concrete beam
FR435126A
(en )
1912-02-22
Hollow reinforced concrete dyke
FR508492A
(en )
1920-10-13
Reinforced concrete boards applicable to construction
CH68779A
(en )
1915-04-16
Reinforced concrete stairs
CH51379A
(en )
1911-09-01
Construction with reinforced concrete beam
FR411215A
(en )
1910-06-11
Reinforced concrete pylons
FR436074A
(en )
1912-03-16
Improvements to reinforced concrete floors