CH42893A
(en )
1909-03-16
Machine for the production of pointed cones
CH36249A
(en )
1906-12-15
Machine for the production of tubular bodies from concrete and the like.
CH35474A
(en )
1906-08-31
Machine for the production of composite blocks
AT25411B
(en )
1906-08-25
Method and machine for the manufacture of tubular objects from concrete.
CH42842A
(en )
1909-03-01
Process for the production of seamless tramways
DE173035C
(en )
1906-07-05
PROCESS FOR THE MANUFACTURE OF IRON CONCRETE STRUCTURES
AT33149B
(en )
1908-05-25
Machine for the production of cement bricks.
CH42844A
(en )
1909-03-01
Stamping machine for the production of bodies from concrete and the like.
CH44079A
(en )
1909-07-01
Method and machine for the production of bobbins
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
CH35287A
(en )
1906-07-31
Machine for the production of artificial stone slabs
AT52445B
(en )
1912-02-26
Forming machine for the production of hollow concrete and similar building blocks.
CH47074A
(en )
1910-05-16
Process for the production of hollow spherical containers from concrete
CH43039A
(en )
1909-04-01
Machine for the production of hollow paper bodies
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
CH30422A
(en )
1904-12-15
Forming machine for the production of building blocks
CH36250A
(en )
1906-12-15
Cylinder cardboard machine for the production of artificial stone panels from fiber materials and hydraulic binders
CH40852A
(en )
1908-09-01
Machine for the production of tar mortar for pavement etc.
CH43094A
(en )
1909-05-01
Process for the production of insulation material in roll form
CH36059A
(en )
1906-11-30
Machine for the production of paper sacks
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH40041A
(en )
1908-06-01
Machine for the production of pressed cigars
CH34756A
(en )
1906-05-31
Machine for the production of cigarillos
CH36889A
(en )
1907-03-15
Mold for the production of artificial building blocks
CH39697A
(en )
1908-04-01
Form for the manufacture of concrete poles