AT31947B
(en )
1908-02-25
Process for the production of wires and tubes from hard metal.
CH47007A
(en )
1910-05-16
Process for the production of raw hard hollow bodies from metal strips
AT2888B
(en )
1900-12-10
Process for the production of drain pipes.
AT2474B
(en )
1900-10-25
Artificial stone mass and process for the manufacture of objects from the same.
CH49645A
(en )
1911-03-01
Process for the production of metal alloys
CH48849A
(en )
1910-12-01
Process for the production of sparking metal alloys
CH50097A
(en )
1911-04-17
Process for the production of alloys
AT52229B
(en )
1912-02-26
Process for the production of filaments from metals or metalloids.
CH17197A
(en )
1899-05-15
Roller for the production of work pieces made of precious metal
AT3228B
(en )
1901-01-25
Process for the production of stone-asphalt pipes.
AT1091B
(en )
1900-03-26
Process for the production of artificial stones.
CH43037A
(en )
1909-04-01
Process for the production of galvanic metal deposits that can be removed from their base
CH53998A
(en )
1912-04-16
Process for the production of sheet metal, strips, wire and the like from electrolyte iron
CH47008A
(en )
1910-05-02
Process for the manufacture of pipes from sheet iron
CH42069A
(en )
1908-12-16
Process for the production of precisely dosed alloys and of all kinds of objects from the same
CH62398A
(en )
1913-11-17
Process for the production of hollow, all-round closed objects from very thin precious metal
CH46712A
(en )
1910-04-01
Process for the production of uniform metal coatings on metal objects
CH58823A
(en )
1913-04-01
Process for the production of metal layers
AT27600B
(en )
1907-02-25
Process for the production of hollow bodies from quartz glass.
AT4298B
(en )
1901-05-25
Process for the production of filter mass.
AT745B
(en )
1899-12-27
Process for the manufacture of cable laying pipes.
AT1145B
(en )
1900-04-10
Process for the production of artificial stones.
CH45985A
(en )
1910-01-17
Process for the production of shaped pieces from small cork
CH47830A
(en )
1910-08-16
Process for the mechanical production of metal letters and monograms
CH71327A
(en )
1915-12-16
Process for the production of cyanides from carbides and nitrogen