CH54265A
(en )
1912-05-01
Iron-reinforced concrete ceiling made of concrete beams with a T-shaped cross-section
CH56283A
(en )
1912-10-16
Reinforced concrete beam ceiling
CH58335A
(en )
1913-03-01
Reinforced concrete beam ceiling
AT63682B
(en )
1914-02-25
Reinforced concrete ceiling consisting of strung together [-shaped beams.
CH61339A
(en )
1913-09-16
Reinforced concrete ceiling made with iron-reinforced concrete beams with a U-shaped cross-section
CH59082A
(en )
1913-04-16
Ceiling construction
CH54079A
(en )
1912-04-16
Reinforced building block for ceiling structures
CH47728A
(en )
1910-08-01
Novel ceiling made of reinforced concrete
CH56769A
(en )
1912-11-16
Reinforced concrete beams for making ceilings
NL800C
(en )
1915-09-15
Reinforced concrete structures
CH58584A
(en )
1913-03-17
Reinforced concrete ceiling
CH59058A
(en )
1913-04-16
Reinforced concrete ceiling
CH63043A
(en )
1914-01-02
Reinforced concrete ceiling
CH66962A
(en )
1914-10-16
Reinforced concrete ceiling
FR435333A
(en )
1912-02-27
Reinforced concrete joist ceiling
CH66659A
(en )
1914-10-01
Reinforced concrete hollow ceiling
CH74508A
(en )
1917-05-16
Concrete beam ceiling
CH53027A
(en )
1912-01-16
Dismountable building made of reinforced concrete
CH48800A
(en )
1910-12-01
Beam made of iron-reinforced concrete for ceiling structures
AT63676B
(en )
1914-02-25
Reinforced concrete beam ceiling.
FR436109A
(en )
1912-03-19
Reinforced concrete floor
CH58592A
(en )
1913-03-17
Formwork for the production of concrete ceilings
CH61134A
(en )
1913-09-16
Reinforced concrete ceiling
CH56417A
(en )
1912-11-01
Building crane
CH64639A
(en )
1914-04-16
Building crane