FR2400E
(en )
1904-03-26
Demountable or non-removable constructions in reinforced cement
FR1543967A
(en )
1900-01-01
Prefabricated frameless building
CH24630A
(en )
1903-01-31
Reinforced concrete ceiling
CH19272A
(en )
1900-09-15
Reinforced concrete beam
CH330E
(en )
1900-11-30
Reinforced concrete beam
CH22660A
(en )
1902-03-15
Building block
CH25226A
(en )
1903-04-30
Reinforced concrete floor
ES28475A1
(en )
1901-11-01
Improvements in the construction of reinforced concrete floors.
FR1672E
(en )
1903-09-01
New construction system for reinforced cement floors with symmetrical reinforcement
FR326027A
(en )
1903-05-14
Cement or reinforced concrete beams
CH20414A
(en )
1901-01-31
Concrete ceiling
FR335615A
(en )
1904-02-03
Demountable or non-removable constructions in reinforced cement
CH23427A
(en )
1902-07-31
Reinforced concrete ceiling provided with formwork hollow bodies
CH22330A
(en )
1902-01-15
Artificial building block
FR335697A
(en )
1904-02-05
Reinforced cement concrete siphon-stool
CH22825A
(en )
1902-04-15
Ceiling and wall construction
CH22568A
(en )
1902-02-15
New building block
CH19425A
(en )
1900-11-15
Ceiling construction beams
CH20509A
(en )
1901-02-15
Novel facade building block
FR335574A
(en )
1904-02-01
Reinforced cement slabs and floors
CH19587A
(en )
1900-08-15
Artificial building blocks
FR335417A
(en )
1904-01-25
Protective gutter in reinforced cement
FR324692A
(en )
1903-04-08
Panels for demountable constructions in reinforced cement
CH21764A
(en )
1901-09-30
Parallel interlocking tile
CH18812A
(en )
1900-06-30
Building block