CH73981A
(en )
1916-12-16
Process for the production of doors from reinforced concrete
CH71431A
(en )
1916-01-03
Process for the production of doors from reinforced concrete
CH71432A
(en )
1916-01-03
Process for the production of railway sleepers from reinforced concrete
CH58846A
(en )
1913-04-01
Process for the production of railings from reinforced concrete
CH65872A
(en )
1914-07-16
Process for the production of concrete or reinforced concrete piles
CH76292A
(en )
1917-12-01
Process for the manufacture of objects from concrete
CH68285A
(en )
1915-03-01
Process for the production of hollow components from concrete
CH50318A
(en )
1911-05-16
Process for the production of reinforced concrete floors
CH49081A
(en )
1911-01-02
Process for the production of reinforced concrete floors
CH66966A
(en )
1914-11-02
Process for the production of homogeneous pressed concrete piles
CH71161A
(en )
1915-12-01
Process for the production of portland cement
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH67854A
(en )
1915-04-01
Process for the manufacture of concrete piles
CH62274A
(en )
1913-11-17
Process for the production of hollow bodies from concrete
CH48047A
(en )
1910-09-01
Process for the production of ribbed ceilings in reinforced concrete
CH62272A
(en )
1913-11-17
Process for the production of walls from building panels
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH63952A
(en )
1914-03-02
Process for the production of hollow ceilings from concrete or reinforced concrete, with attached plaster ceiling
CH79613A
(en )
1918-12-16
Process for the production of components from nailable and drilled concrete
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH67729A
(en )
1915-04-16
Method of making plastering mortar
CH56522A
(en )
1912-11-01
Process for the production of artificial building blocks
CH72357A
(en )
1916-05-16
Tamping machine for the production of pipes from cement, concrete or other similar molding compound
CH70390A
(en )
1915-09-16
Process for the production of jointless rammed floors
CH65685A
(en )
1914-07-01
Process for the production of rammed asphalt