CH13051A
(en )
1897-04-30
Device for the production of sculptural sculptures
CH36715A
(en )
1907-02-15
Generator system for the production of water gas
CH12669A
(en )
1897-01-31
Device for the manufacture of toothed machine parts
CH29436A
(en )
1904-08-15
Device for the production of pressurized mixtures of gases
CH336E
(en )
1901-05-15
Hand tool for the production of artificial stones
CH12056A
(en )
1896-10-31
Hand tool for the production of artificial stones
CH18702A
(en )
1900-02-15
Device for the simultaneous production of several identical documents
CH23641A
(en )
1902-08-31
Device for the production of water gas
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
CH15258A
(en )
1898-07-15
Device for the production of artificial stones
CH339E
(en )
1901-05-31
Device for the production of artificial stones
CH30726A
(en )
1905-01-31
Facility for the production of mosaic sausage
CH16645A
(en )
1899-01-15
Device for the production of barrel jackets
CH9971A
(en )
1895-09-30
Device for the production of double flanges on pipes
CH14971A
(en )
1898-02-28
Device for the production of peat coals
AT23596B
(en )
1906-03-26
Process for cleaning generator gas.
CH12012A
(en )
1896-10-15
Lamp for the production of aldehydes
CH23908A
(en )
1902-10-15
Device for the production of central strips with leno threads
CH12038A
(en )
1896-09-30
Device for increasing the luminosity of incandescent mantles
CH11544A
(en )
1896-10-15
Apparatus for the production of acetylene from calcium carbide
CH33115A
(en )
1905-10-31
Device for the production of homogeneous liquid mixtures
CH11741A
(en )
1896-08-15
Sewing machine for the production of Languettes
CH5530A
(en )
1893-01-31
Device for the production of hollow bodies
CH32596A
(en )
1905-08-15
Tool for the production of globoid screws
CH12965A
(en )
1897-04-15
Apparatus for the production of sulfuric acid