CH49851A
(en )
1911-04-01
Process for the production of clay bricks with dry pressing
CH49382A
(en )
1911-02-01
Process for the production of magnesia cement
CH49534A
(en )
1911-02-16
Process for the production of porous building blocks
CH45283A
(en )
1909-11-01
Process for the production of handles with thermal insulation coating
CH50466A
(en )
1911-06-01
Process for the production of parquet floors
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
CH50462A
(en )
1911-06-01
Process for the production of waterproof building materials
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH48552A
(en )
1910-11-01
Process for the production of allophanoic acid antalole ester
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH44584A
(en )
1909-09-01
Process for the production of insulating pipes
CH50659A
(en )
1911-06-16
Process for the production of structural parts
AT46697B
(en )
1911-02-25
Hand molding machine for the production of bricks.
CH42842A
(en )
1909-03-01
Process for the production of seamless tramways
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH41251A
(en )
1908-10-01
Process for the production of permanent roofing felt
CH48045A
(en )
1910-09-01
Process for the production of hollow ceilings
CH43486A
(en )
1909-05-17
Process for the production of printing plates
AT36344B
(en )
1909-02-25
Process for the production of asbestos cement panels.
AT31807B
(en )
1908-02-10
Process for the production of magnesia cement compounds.
CH41583A
(en )
1908-11-02
Process for the continuous production of calcium carbide
CH45595A
(en )
1909-12-01
Process for the manufacture of porous ceramic products
CH43182A
(en )
1909-06-01
Process for the manufacture of filter crucibles
CH43589A
(en )
1909-05-17
Process for the production of wood briquettes
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear