CH63963A
(en )
1914-03-02
Process for the manufacture of cement articles and machine for practicing the same
CH64917A
(en )
1914-05-01
Process and machine for the manufacture of footwear
CH68822A
(en )
1915-04-16
Process and machine for the manufacture of footwear
CH62571A
(en )
1913-12-01
Process and machine for the manufacture of footwear
CH61239A
(en )
1913-09-16
Method and machine for the production of flat profile pieces
CH52938A
(en )
1912-01-16
Process and machine for the production of rubber articles
CH58722A
(en )
1913-04-01
Process and machine for the manufacture of hot-forged items
CH61330A
(en )
1913-09-16
Process and machine for the continuous production of rubber articles
CH67201A
(en )
1914-11-16
Process for the manufacture of cement asbestos bricks and the like
CH66108A
(en )
1914-08-01
Process and machine for the production of twisted buttons, covered rings and similar objects
AT78652B
(en )
1919-10-10
Machine and method for the production of flat square paper sacks.
CH60580A
(en )
1913-08-01
Process and machine for the production of metal tubes
CH70939A
(en )
1915-11-16
Method and machine for the production of mosaic panels
CH61865A
(en )
1913-10-16
Process and device for the production of molded artificial stone
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH62573A
(en )
1913-12-01
Process and machine for the manufacture of footwear
CH62755A
(en )
1914-02-02
process for the production of fire-proof and heat-insulating material
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH56345A
(en )
1912-11-01
Twist button and process, as well as machine for the production of the same
CH56778A
(en )
1912-12-02
Machine for the production of concrete pipes
CH66460A
(en )
1914-09-16
Machine for the production of fittings
CH67763A
(en )
1915-01-16
Process and drum furnace for the continuous production of calcium cyanamide
CH66503A
(en )
1914-09-16
Process for the production of calcium cyanamide
CH57549A
(en )
1913-01-16
Firelighter and method and machine for making the same
CH63964A
(en )
1914-03-02
Process for the production of cement in rotary kilns