FR322432A
(en )
1903-02-05
Stamping or shaping lathe for metal pipes
FR472764A
(en )
1914-12-17
Apparatus for the production by electrolysis of zinc, copper, or other metals
CH6463A
(en )
1893-08-15
Tools for the manufacture of metal balls
FR358833A
(en )
1906-03-09
Torch for autogenous metal welding
CH8954A
(en )
1895-02-28
Tool for the fabrication of metal networks or trellises
FR20122E
(en )
1916-10-06
Apparatus for the production by electrolysis of zinc, copper, or other metals
CH31120A
(en )
1905-03-15
Trim for stairs
CH12234A
(en )
1896-11-15
Perfect shape for shoe making
CH3803A
(en )
1891-12-15
Further training in devices used for the manufacture of metal objects by electrolysis
FR358166A
(en )
1906-01-31
New aluminum welding process
CH10921A
(en )
1896-03-15
Tools for the manufacture of barrels
FR374089A
(en )
1907-06-04
Autogenous aluminum welding process
CH1987A
(en )
1890-07-15
Plant for the direct manufacture of pure alcohols by sterilizing the agents used
FR336297A
(en )
1904-03-04
Alloy for welding aluminum
CH11540A
(en )
1896-07-15
Perfect shape for shoe making
FR357679A
(en )
1906-01-09
Apparatus for purifying water by electricity
FR357171A
(en )
1905-12-20
Process for the manufacture of a cellulose solution by the use of alkylamines
CH73395A
(en )
1916-10-02
Apparatus for the production by electrolysis of zinc, copper or other metals
CH12471A
(en )
1896-12-15
Shoe repair tool
CH67362A
(en )
1914-12-01
Process for obtaining copper by electrolysis of copper sulphate
FR350882A
(en )
1905-06-28
Process for the manufacture of rust-proof iron tubes to replace brass tubes
CH80231A
(en )
1919-02-17
Process for the preparation of metal sulphides by electrolysis
CH2652A
(en )
1891-01-31
Installation for the production of auxiliary motive power by ammonia
FR409544A
(en )
1910-04-25
Machine for manufacturing box bodies linked by metal wires
FR331798A
(en )
1903-10-01
Process for welding aluminum