CH58603A
(en )
1913-03-17
Machine for the manufacture of artificial stones
FR431096A
(en )
1911-10-31
Industry for the manufacture of artificial silk
FR437662A
(en )
1912-04-27
Process for the production of artificial stones
FR426397A
(en )
1911-07-05
Form for the manufacture of curved artificial stones for ceilings
FR471798A
(en )
1914-11-11
Machine for the production of hollow stones
FR480285A
(en )
1916-07-12
Process for the production of artificial stones
CH58350A
(en )
1913-03-01
Process for the production of artificial stones
FR451211A
(en )
1913-04-14
Process for making artificial stones
FR348272A
(en )
1905-04-08
Machine for the manufacture of artificial stones
FR490307A
(en )
1919-04-17
Molding frame for the manufacture of artificial stones
FR442632A
(en )
1912-09-05
Industry for the manufacture of artificial silk
CH58189A
(en )
1913-03-01
Industry for the manufacture of artificial silk
FR459563A
(en )
1913-11-08
Adjustable and removable mold for the manufacture of artificial stones
FR12726E
(en )
1910-11-08
Improvement in the manufacture of artificial stones
FR481683A
(en )
1917-01-05
Artificial stones for all constructions
FR426597A
(en )
1911-07-10
Mold for the manufacture of concrete poles
FR448720A
(en )
1913-02-08
Process for the production of artificial stones
FR442630A
(en )
1912-09-05
Multiple sector for the production of artificial silk
FR15899E
(en )
1912-10-10
Process for the production of artificial lithographic stones
FR442631A
(en )
1912-09-05
Industry for the manufacture of artificial silk
FR462023A
(en )
1914-01-17
Mold for the manufacture of perforated stone
FR414710A
(en )
1910-09-09
Process for the manufacture of paving stones
FR433754A
(en )
1912-01-16
Machine for the production of baskets
FR459126A
(en )
1913-10-28
Expandable mold for making artificial stones
FR534908A
(en )
1922-04-05
Material for the manufacture of springs