CH38563A
(en )
1907-10-31
Tools for the construction of concrete vaults
FR372542A
(en )
1907-04-10
Wall bars for vineyards
FR374408A
(en )
1907-06-12
Advanced concrete wall construction
FR386931A
(en )
1908-06-26
Elements or slabs for the construction of small vaults
FR374662A
(en )
1907-06-20
Reinforced beam for the construction of ceilings
FR403794A
(en )
1909-11-13
Reinforced concrete for the construction of buildings
FR361253A
(en )
1906-05-29
Tile for constructions
CH38279A
(en )
1907-09-15
Reinforced concrete beam for various constructions
FR372499A
(en )
1907-04-09
Formwork for reinforced constructions
FR376046A
(en )
1907-07-29
Reinforced concrete beam
FR367437A
(en )
1906-10-29
Reinforced concrete coating
FR364611A
(en )
1906-08-25
Concrete pipe
FR363465A
(en )
1906-08-01
Concrete or reinforced concrete constructions
FR370744A
(en )
1907-02-18
Removable foundation for telegraph poles or the like
CA102229A
(en )
1906-11-27
Concrete construction
FR397657A
(en )
1909-05-14
Method for the construction of poles
FR368089A
(en )
1906-11-16
Key stop
CH42605A
(en )
1909-02-16
Reinforced concrete column
FR371871A
(en )
1907-03-18
Crane or overhead crane for construction work
CH37562A
(en )
1907-06-30
Reinforced concrete structure
CH47075A
(en )
1910-05-16
Machine for the production of concrete hollow bricks
CH46934A
(en )
1910-05-02
Reinforced concrete slab
CH38558A
(en )
1907-11-15
Concrete ceiling
CH46803A
(en )
1910-05-16
Floor brick
FR377433A
(en )
1907-09-06
Pulsometer for great depths