CH50848A
(en )
1911-07-01
Hollow storey
CH27124A
(en )
1903-12-15
Core for the production of hollow blocks, especially for cable ducts
CH35803A
(en )
1906-10-31
Equipment for the production of hollow, iron-reinforced concrete masts
CH36370A
(en )
1907-03-15
Form for the production of U-shaped, iron-reinforced concrete beams
FR362827A
(en )
1906-07-10
Core for the production of long hollow reinforced concrete poles
CH33482A
(en )
1905-12-15
Hollow anchor
AT25860B
(en )
1906-09-25
Core support.
AT25897B
(en )
1906-10-10
Core support.
CH37562A
(en )
1907-06-30
Reinforced concrete structure
CH47075A
(en )
1910-05-16
Machine for the production of concrete hollow bricks
CH44951A
(en )
1909-10-01
Machine for the production of hollow concrete bodies
CH40740A
(en )
1908-08-17
Mold frames for the production of building construction parts
AT46697B
(en )
1911-02-25
Hand molding machine for the production of bricks.
AT41053B
(en )
1910-02-25
Stamping machine for the production of cement pipes.
FR369196A
(en )
1906-12-31
Building construction method
FR374408A
(en )
1907-06-12
Advanced concrete wall construction
AT23130B
(en )
1906-02-26
Wire winding roller for machines for the production of steel chips.
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
FR367437A
(en )
1906-10-29
Reinforced concrete coating
AT52445B
(en )
1912-02-26
Forming machine for the production of hollow concrete and similar building blocks.
DK8518C
(en )
1906-06-06
Core or Mixer.
ES39286A1
(en )
1906-12-01
An apparatus for manufacturing hollow concrete or cement blocks, called Larralde's economic conductor.
AT33149B
(en )
1908-05-25
Machine for the production of cement bricks.
CA99884A
(en )
1906-07-03
Core for concrete