|
DK20833C
(en)
|
|
Building blocks for the construction of walls with continuous vertical and horizontal channels.
|
|
DK17296C
(en)
|
|
Procedure and Form for the manufacture of cork insulation stones and building construction parts.
|
|
DK20805C
(en)
|
|
Molds for the production of concrete buildings.
|
|
CH66451A
(en)
|
|
Building bricks
|
|
FR475147A
(en)
|
|
Molds for the construction of concrete buildings
|
|
AU1618415B
(en)
|
|
An improved concrete building slab or sheet
|
|
AU1717715B
(en)
|
|
An improved concrete building slab or sheet
|
|
DK20158C
(en)
|
|
Apparatus for the manufacture of cement piles.
|
|
FR460346A
(en)
|
|
Interlocking brick
|
|
CH74509A
(en)
|
|
Interlocking tiles
|
|
FR456081A
(en)
|
|
Building bricks
|
|
FR18481E
(en)
|
|
Building bricks
|
|
DK20804C
(en)
|
|
Mold for Concrete Buildings.
|
|
CH70388A
(en)
|
|
Interlocking tile
|
|
FR475106A
(en)
|
|
Molds for the construction of monolithic buildings
|
|
DK16375C
(en)
|
|
Procedure for the production of smooth cone paving and the like of cast asphalt.
|
|
DK11050C
(en)
|
|
Formwork stand for the manufacture of partitions with vertically arranged risers and then formwork boards.
|
|
DK21294C
(en)
|
|
Construction and Procedure for the Production of Floor Separations and the Like.
|
|
DK18286C
(en)
|
|
Method for Manufacturing Specially Shaped Slabs of Asbestos and Cement.
|
|
CH70567A
(en)
|
|
Hollow stone concrete ceiling
|
|
CH71767A
(en)
|
|
Hollow stone concrete ceiling
|
|
CH71291A
(en)
|
|
Building block
|
|
ES58183A1
(en)
|
|
Granite slabs and tiles.
|
|
AU1678115B
(en)
|
|
Concrete substructure caissons
|
|
CH72148A
(en)
|
|
Masonry room
|