CH54439A
(en )
1912-06-01
Method for the production of a reinforced concrete hollow wall
CH49081A
(en )
1911-01-02
Process for the production of reinforced concrete floors
CH63952A
(en )
1914-03-02
Process for the production of hollow ceilings from concrete or reinforced concrete, with attached plaster ceiling
CH50318A
(en )
1911-05-16
Process for the production of reinforced concrete floors
CH58846A
(en )
1913-04-01
Process for the production of railings from reinforced concrete
CH52023A
(en )
1911-10-02
Process for the production of a tannin-silver-protein compound
CH62272A
(en )
1913-11-17
Process for the production of walls from building panels
CH65872A
(en )
1914-07-16
Process for the production of concrete or reinforced concrete piles
CH62274A
(en )
1913-11-17
Process for the production of hollow bodies from concrete
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH48314A
(en )
1910-10-01
Process for the production of a weather-resistant plaster
CH58351A
(en )
1913-03-01
Process for the production of artificial building blocks
CH60707A
(en )
1913-08-01
Process for the production of a construction from reinforced concrete which imitates a wooden structure
CH66966A
(en )
1914-11-02
Process for the production of homogeneous pressed concrete piles
CH64936A
(en )
1914-05-01
Process for the preparation of a durable nitrobenzenediazonium compound
CH53396A
(en )
1912-02-16
Process for the production of a gas cleaning compound
CH64160A
(en )
1914-03-16
Process for the production of a waterproof cement
CH68285A
(en )
1915-03-01
Process for the production of hollow components from concrete
CH57212A
(en )
1912-12-16
Process for the production of a refractory insulating compound
CH72461A
(en )
1916-05-16
Hollow bodies for the production of reinforced concrete ceilings
CH66036A
(en )
1914-09-01
process for making a durable nitrobenzenediazonium compound
CH66037A
(en )
1914-08-01
process for making a durable nitrobenzenediazonium compound
CH56769A
(en )
1912-11-16
Reinforced concrete beams for making ceilings
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