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DK21302C
(en)
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Mold for Concrete Buildings.
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FR499064A
(en)
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Aerial mortar
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DK20804C
(en)
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Mold for Concrete Buildings.
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CH75941A
(en)
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Facing brick
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DK23241C
(en)
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Concrete stairs.
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DK21334C
(en)
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Iron-reinforced concrete fence.
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CH73065A
(en)
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Building block
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CH80790A
(en)
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Building block
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CH73758A
(en)
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Building block
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DK17389C
(en)
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Multipart Molds for Cement Structures.
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CH73992A
(en)
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Roof tiles
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CH73261A
(en)
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Roof tiles
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DK20805C
(en)
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Molds for the production of concrete buildings.
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AT75511B
(en)
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Reinforced brick masonry.
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FR494984A
(en)
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Concrete staircase
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DK24596C
(en)
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Brick wall.
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CH74298A
(en)
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Building wall
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FR492255A
(en)
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Mortar improvement
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DK21368C
(en)
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Stamping machine for the production of cement pipes.
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AT57789B
(en)
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Interlocking tile mold.
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CH73533A
(en)
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Concrete staircase
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FI6274A
(en)
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Cement roller
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DK21269C
(en)
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Basin for Self-irrigation system in Stable buildings.
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DK26865C
(en)
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Concrete block wall.
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DK23572C
(en)
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Procedure for the manufacture of hulls of reinforced concrete.
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