CH58846A
(en )
1913-04-01
Process for the production of railings from reinforced concrete
CH71431A
(en )
1916-01-03
Process for the production of doors from reinforced concrete
CH73981A
(en )
1916-12-16
Process for the production of doors from reinforced concrete
CH71432A
(en )
1916-01-03
Process for the production of railway sleepers from reinforced concrete
CH50318A
(en )
1911-05-16
Process for the production of reinforced concrete floors
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
CH65872A
(en )
1914-07-16
Process for the production of concrete or reinforced concrete piles
CH49081A
(en )
1911-01-02
Process for the production of reinforced concrete floors
CH62274A
(en )
1913-11-17
Process for the production of hollow bodies from concrete
CH66966A
(en )
1914-11-02
Process for the production of homogeneous pressed concrete piles
CH47074A
(en )
1910-05-16
Process for the production of hollow spherical containers from concrete
CH48047A
(en )
1910-09-01
Process for the production of ribbed ceilings in reinforced concrete
CH67854A
(en )
1915-04-01
Process for the manufacture of concrete piles
CH56522A
(en )
1912-11-01
Process for the production of artificial building blocks
CH67057A
(en )
1914-11-02
Process for the production of a hollow ceiling from reinforced concrete
CH62272A
(en )
1913-11-17
Process for the production of walls from building panels
CH57225A
(en )
1912-12-16
Process for the production of artificial marble from hydraulic mortars
CH54792A
(en )
1912-06-17
Process for the production of wooden mats
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH54439A
(en )
1912-06-01
Method for the production of a reinforced concrete hollow wall
CH57226A
(en )
1912-12-16
Process for the production of covering panels