CH39999A
(en )
1908-05-16
Form element for the production of concrete rib beams
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
CH39697A
(en )
1908-04-01
Form for the manufacture of concrete poles
CH39909A
(en )
1908-05-01
Grooved stone for the production of stable floors
CH36370A
(en )
1907-03-15
Form for the production of U-shaped, iron-reinforced concrete beams
CH43274A
(en )
1909-04-16
Process for the production of building structures
CH40740A
(en )
1908-08-17
Mold frames for the production of building construction parts
CH31757A
(en )
1905-08-31
Grid for making autotypes
CH39234A
(en )
1908-02-17
Equipment for the production of U-shaped, iron-reinforced concrete beams
CH40972A
(en )
1908-09-01
Process for the manufacture of cellulosic structures
CH41726A
(en )
1908-11-16
Formwork scaffolding for the production of partition walls
CH45783A
(en )
1909-12-16
Plant for the production of casein
AT33149B
(en )
1908-05-25
Machine for the production of cement bricks.
CH44045A
(en )
1909-07-01
Step bridge for the production of concrete ceilings with cavities of adjustable height
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
FR386667A
(en )
1908-06-19
Concrete construction
CH40274A
(en )
1908-06-16
Process for the production of potassium persulfate
CH44309A
(en )
1909-10-16
Mass for the production of weatherproof objects
AT41053B
(en )
1910-02-25
Stamping machine for the production of cement pipes.
FI3119A
(en )
1907-10-24
Likkistor av cement
CH36369A
(en )
1906-12-31
Two-part mold for the manufacture of cement pipes
AT36344B
(en )
1909-02-25
Process for the production of asbestos cement panels.
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear
CH41583A
(en )
1908-11-02
Process for the continuous production of calcium carbide
AT27649B
(en )
1907-02-25
Process for the production of dentifrices.