CH30294A
(en )
1904-11-30
Device for the production of cement pipes u. like
CH30678A
(en )
1905-01-15
Device for the production of shaped stones
CH30423A
(en )
1905-02-15
Device for the production of hollow bodies, in particular cement pipes
CH32406A
(en )
1905-07-31
Device for the production of hollow bodies, in particular cement pipes
CH30726A
(en )
1905-01-31
Facility for the production of mosaic sausage
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
AT21614B
(en )
1905-10-10
Process for the preparation of acetylene tetrachloride.
CH32717A
(en )
1905-08-31
Device for the production of welded tubes
CH30770A
(en )
1905-02-28
Device for the production of objects from artificial stone mass
CH42134A
(en )
1909-01-02
Device for the production of objects from artificial stone mass
CH29001A
(en )
1904-06-30
Plasterboard for the production of walls, ceilings, etc.
CH48741A
(en )
1910-12-01
Device for the production of galvanizing
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
CH34720A
(en )
1906-05-31
Device for the production of artificial cement stones
CH30364A
(en )
1904-12-15
Device for the production of seamless metal hollow bodies
AT31807B
(en )
1908-02-10
Process for the production of magnesia cement compounds.
CH38901A
(en )
1908-01-02
Device for the production of metal chips
CH33313A
(en )
1905-11-15
Device for the production of cement strands for glazing
AT31929B
(en )
1908-02-25
Process for the production of fusel oil and its components.
CH31572A
(en )
1905-04-30
Device for the production of structures consisting of loops
CH28038A
(en )
1904-03-31
Device for the manufacture of concrete pillars
CH35080A
(en )
1906-06-30
Device for the production of artificial threads
CH36369A
(en )
1906-12-31
Two-part mold for the manufacture of cement pipes
CH33879A
(en )
1906-01-31
Device for connecting pipes
CH41393A
(en )
1908-10-16
Device for the production of hydrated lime