CH71563A
(en )
1916-01-17
Molding box for the production of artificial stones
CH68446A
(en )
1915-03-16
Molding box for the production of artificial stones
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH72151A
(en )
1916-04-01
Forming machine for the production of hollow stones
CH74821A
(en )
1917-06-01
Mold frames for the production of artificial stone workpieces
CH59100A
(en )
1913-04-16
Device for the production of artificial stones
CH69677A
(en )
1915-07-16
Machine for the production of Tresterstöckli
CH63782A
(en )
1914-02-16
Device for the production of artificial building blocks
CH64663A
(en )
1914-04-16
Process for the production of colored patterned artificial stones
CH54275A
(en )
1912-05-17
Form for the production of curved ceiling stones
CH71779A
(en )
1916-02-16
Adjustable mold for the production of steps and the like from artificial stone mass
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH73466A
(en )
1916-10-02
Machine for the production of cigars with long-cut insert
CH57481A
(en )
1913-01-02
Molding box for the production of sand, cement and cinder blocks
CH57227A
(en )
1912-12-16
Process for the production of artificial stones
CH61648A
(en )
1913-10-01
Mold for making pottery
CH57714A
(en )
1913-02-01
Mold for the production of artificial stones with a roughened surface
AT75544B
(en )
1919-02-25
Manufacture of artificial stones.
CH73443A
(en )
1917-03-16
Process for the production of artificial slates
CH73591A
(en )
1916-10-16
Process for the production of colored stereo images
FR503080A
(en )
1920-06-02
Production of artificial clouds or fogs
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH61357A
(en )
1913-09-16
Process for the production of artificial stones
CH59610A
(en )
1913-06-02
Process for the production of artificial stones