CH71156A
(en )
1915-12-01
Tamper for floors made of stone wood and similar masses
CH59347A
(en )
1913-05-02
Artificial paving stone
CH71432A
(en )
1916-01-03
Process for the production of railway sleepers from reinforced concrete
FR445469A
(en )
1912-11-12
Mixed sleeper of reinforced cement and wood
FR454415A
(en )
1913-07-04
sand and cement chipboard construction elements
FR529715A
(en )
1921-12-05
Improvements in the manufacture of slabs, blocks, tiles and the like for buildings or other applications
FR426588A
(en )
1911-07-10
Tiles, pavers, slabs and the like of cement and powdered glass for paving
FR19149E
(en )
1914-10-27
Plank in reinforced concrete
FR563280A
(en )
1923-11-30
Agglomerated blocks of sand and cement with poured joints
FR455081A
(en )
1913-07-22
Improvements to concrete mixers and similar mixers
FR437617A
(en )
1912-04-25
Reinforced cement brick and block
FR494984A
(en )
1919-09-25
Concrete staircase
FR421239A
(en )
1911-02-17
Method and device for the manufacture of cement boards or slabs, intended to replace wooden boards
FR418565A
(en )
1910-12-13
Further training in the manufacture of tiles and plaster blocks used in construction
FR439043A
(en )
1912-06-04
Sand crusher and mixer
FR470378A
(en )
1914-09-08
Construction of reinforced concrete columns and floors
CH50660A
(en )
1911-06-16
Truss made of wood
FR400081A
(en )
1909-07-17
Concrete paving
FR481723A
(en )
1917-01-09
Improvements to concrete tiles for construction and to the molds used to obtain them
FR425869A
(en )
1911-06-22
New form of blocks, either clay, stones, bricks, cement, plaster, agglomerates or any other construction materials and wood
FR17698E
(en )
1913-10-27
Mixed ceramic and reinforced cement floor
FR447418A
(en )
1913-01-04
Mixed ceramic and reinforced cement floor
FR504672A
(en )
1920-07-12
Improvements in the construction of buildings and similar works
FR482145A
(en )
1917-02-22
Cement
FR427122A
(en )
1911-07-27
Reinforced concrete sleeper