CH58856A
(en )
1913-04-01
Process for the production of particularly air-permeable dry plaster mortar
CH55865A
(en )
1912-09-16
Process for the production of rollable plaster bases
CH58351A
(en )
1913-03-01
Process for the production of artificial building blocks
CH61633A
(en )
1913-10-01
Process for the production of ceiling formwork
CH56522A
(en )
1912-11-01
Process for the production of artificial building blocks
CH50318A
(en )
1911-05-16
Process for the production of reinforced concrete floors
CH70390A
(en )
1915-09-16
Process for the production of jointless rammed floors
CH55542A
(en )
1912-08-16
Process for the preparation of allophanoic acid chloride
CH68105A
(en )
1915-02-16
Process for the production of plaster casts for dental purposes
CH61698A
(en )
1913-10-16
Process for the preparation of ß-acetyltrimethylenetetramethyldiamine
CH54275A
(en )
1912-05-17
Form for the production of curved ceiling stones
CH50462A
(en )
1911-06-01
Process for the production of waterproof building materials
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
CH57546A
(en )
1913-01-16
Process for the production of size
CH62272A
(en )
1913-11-17
Process for the production of walls from building panels
CH62594A
(en )
1913-12-01
Process for the production of white enamels
CH62859A
(en )
1913-12-16
Process for the production of white enamels
CH62860A
(en )
1913-12-16
Process for the production of white enamels
CH65058A
(en )
1914-05-16
Process for the production of white enamels
CH65059A
(en )
1914-05-16
Process for the production of white enamels
CH55494A
(en )
1912-09-02
Hollow bodies for the production of ceilings
CH55154A
(en )
1912-07-16
Process for the production of concrete beams with cavities
CH69514A
(en )
1915-07-01
Process for the manufacture of products similar to textile structures
CH60521A
(en )
1913-07-16
Process for the manufacture of footwear
AT74183B
(en )
1918-02-25
Process for the production of artificial stone.