CH23641A
(en )
1902-08-31
Device for the production of water gas
CH36715A
(en )
1907-02-15
Generator system for the production of water gas
CH30726A
(en )
1905-01-31
Facility for the production of mosaic sausage
CH25757A
(en )
1903-06-30
Device for the production of marbling
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
CH27257A
(en )
1903-12-31
Novel hollow stone for the production of ceilings
CH21672A
(en )
1901-08-31
Device for the production of veneered bricks
CH19472A
(en )
1900-07-31
Device for the production of two-part pulleys
CH21670A
(en )
1901-08-31
Branch holder for the production of tree supports
CH334E
(en )
1901-02-28
Device for the so-called insulation of note trees
CH19139A
(en )
1900-09-30
Device for the so-called insulation of note trees
CH29436A
(en )
1904-08-15
Device for the production of pressurized mixtures of gases
CH28038A
(en )
1904-03-31
Device for the manufacture of concrete pillars
CH18736A
(en )
1900-02-28
Device for the production of carbonic acid gas baths
DK3171C
(en )
1900-06-25
Procedure for the production of water gas.
CH31285A
(en )
1905-03-31
Device for the production of barrel-shaped containers
CH25655A
(en )
1903-06-15
Electrolyzer
CH16286A
(en )
1898-10-31
Equipment for the production of acetylene gas
CH18702A
(en )
1900-02-15
Device for the simultaneous production of several identical documents
CH8440A
(en )
1894-10-31
Form for the production of perforated cement blocks
CH23908A
(en )
1902-10-15
Device for the production of central strips with leno threads
CH24014A
(en )
1902-10-31
vessel
CH25772A
(en )
1903-06-30
Electrolyser
CH29812A
(en )
1904-10-15
Saturation apparatus for the production of carbonated liquids
CH9386A
(en )
1895-05-31
Device for the production of barrels