CH64660A
(en )
1914-04-16
Process for the production of artificial stones and artificial stone slabs and plant for carrying out the process
CH65683A
(en )
1914-07-01
Machine for the production of patterned artificial stone tiles
CH61865A
(en )
1913-10-16
Process and device for the production of molded artificial stone
CH67851A
(en )
1915-01-16
Process for the production of marble-like artificial stone slabs
CH50173A
(en )
1911-05-01
Process for the production of artificial stone slabs
CH51068A
(en )
1911-07-17
Process for the production of artificial stone slabs
CH61357A
(en )
1913-09-16
Process for the production of artificial stones
CH59610A
(en )
1913-06-02
Process for the production of artificial stones
CH58857A
(en )
1913-04-01
Process for the production of artificial stones
CH63061A
(en )
1914-01-02
Process for the production of artificial stones colored similar to marble
AT78008B
(en )
1919-08-25
Process for the production of artificial stones from porphyry or similar volcanic stones.
CH60927A
(en )
1913-08-16
Process for the production of artificial stones from natural rock waste
CH67386A
(en )
1914-12-01
Process for the production of artificial stones from peat
CH64663A
(en )
1914-04-16
Process for the production of colored patterned artificial stones
CH65479A
(en )
1914-06-16
Stone sleeve and method of making the same
CH67201A
(en )
1914-11-16
Process for the manufacture of cement asbestos bricks and the like
CH63048A
(en )
1914-01-02
Process for the production of concrete bodies in coarse stone rubble and dam wall constructed according to this process
CH57227A
(en )
1912-12-16
Process for the production of artificial stones
CH53534A
(en )
1912-03-01
Method and device for the production of stone slabs
CH66062A
(en )
1914-08-01
Hollow stone for the production of hollow body slabs
CH47224A
(en )
1910-06-01
Process for the production of artificial stone slabs from fiber materials and hydraulic binders
CH63045A
(en )
1914-01-02
Process for the production of rash-free, color-stable, dark-colored asbestos-cement artificial stone panels
AT74183B
(en )
1918-02-25
Process for the production of artificial stone.
AT71253B
(en )
1916-02-25
Process for the production of artificial stones from porphyry or similar volcanic rocks.
CH52149A
(en )
1911-11-01
Process for the production of bodies that imitate wood or stone cuts