CH37197A
(en )
1907-05-15
Reinforced beam for making ceilings
FR384308A
(en )
1908-04-04
Compass
CH36370A
(en )
1907-03-15
Form for the production of U-shaped, iron-reinforced concrete beams
CH31757A
(en )
1905-08-31
Grid for making autotypes
FR376046A
(en )
1907-07-29
Reinforced concrete beam
CH38106A
(en )
1907-08-31
Reinforced concrete beam
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
FR374662A
(en )
1907-06-20
Reinforced beam for the construction of ceilings
CH35183A
(en )
1906-07-31
Artificial building block
FR367437A
(en )
1906-10-29
Reinforced concrete coating
CH37092A
(en )
1907-04-30
Float
CH29001A
(en )
1904-06-30
Plasterboard for the production of walls, ceilings, etc.
CH39999A
(en )
1908-05-16
Form element for the production of concrete rib beams
CH35702A
(en )
1906-10-15
Truss
CH37434A
(en )
1907-06-15
Artificial building block
CH36369A
(en )
1906-12-31
Two-part mold for the manufacture of cement pipes
CH37427A
(en )
1907-06-15
Reinforced concrete ceiling
FR372910A
(en )
1907-04-23
Propeller
CH35803A
(en )
1906-10-31
Equipment for the production of hollow, iron-reinforced concrete masts
AT36419B
(en )
1909-02-25
Process for the evolution of oxygen.
CH37562A
(en )
1907-06-30
Reinforced concrete structure
CH40972A
(en )
1908-09-01
Process for the manufacture of cellulosic structures
AT32016B
(en )
1908-02-25
Process for the manufacture of headgear.
FR372167A
(en )
1907-03-27
Aerostat
CH36186A
(en )
1906-12-15
Violin