CH16251A
(en )
1898-11-15
Adjustable temporary floor support for making concrete vaults
CH19873A
(en )
1900-10-31
Set of concrete blocks for economical construction of double-walled buildings
CH23165A
(en )
1902-06-15
Paving slab
CH21601A
(en )
1901-08-31
Floor slab
CH23700A
(en )
1902-08-31
Artificial stone slab
CH22742A
(en )
1902-03-15
Floor tile
CH18674A
(en )
1900-02-15
Flying scaffolding for laying floor slabs
CH20757A
(en )
1901-03-15
Unalterable post for fences
BE606567A
(en )
1961-11-16
Formwork for or the like
FR338288A
(en )
1904-05-14
Adjustable support for reinforced concrete ceiling hangers and their beams
CH16530A
(en )
1898-12-15
Vertically adjustable height
FR333909A
(en )
1903-12-07
Filling device for the production of cement concrete tiles
CH22743A
(en )
1902-03-31
Fibrous artificial stone slab
FR426216A
(en )
1911-07-01
Cement concrete support for overhead line wood post
FR400263A
(en )
1909-07-22
Reinforced hollow slab system for the construction of reinforced concrete floors
NL232445A
(en )
1900-01-01
STONE OF WHITE CONCRETE FOR LANE MARKING
CH20421A
(en )
1901-01-31
Shower apparatus
CH18064A
(en )
1899-09-30
Artificial stone for jewelry
FR342643A
(en )
1904-09-13
Adjustable support for curtain rods
CH21529A
(en )
1901-07-31
Formwork holding device
CH16636A
(en )
1898-12-31
Shuttering holder
CH20995A
(en )
1901-04-30
Brick for ceilings
CH23962A
(en )
1902-10-31
Rail support frame
CH22488A
(en )
1902-01-31
Shaped stone for building purposes
CH39334A
(en )
1908-02-17
Removable formwork for the construction of reinforced concrete floors