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DK4438C
(en)
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Collections for Pipes and Ducts of Cement, Monier and the like.
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DK7254C
(en)
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Apparatus for the manufacture of cement pipes and the like.
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DK4439C
(en)
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Procedure for the manufacture of Portland cement.
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DK10799C
(en)
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Procedure for the manufacture of slabs, beams, pipes and other articles of concrete or similar devices and devices therefor.
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GB190110978A
(en)
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An Improved Centring for the Formation of Concrete floors, Arches, Tunnels, Drains and the like
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DK7315C
(en)
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Device for the manufacture of pipes, pipes, columns or sleeves of cement concrete.
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FR325508A
(en)
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Device for the manufacture of conduits, pipes, etc., of cement and other similar materials
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DK9313C
(en)
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Method and machine for making hollow, tubular objects, such as masts, pipes, piles and the like, of concrete with or without iron inserts.
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CH22493A
(en)
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Sewer stove
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DK3940C
(en)
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Procedure for Connecting Pipes and Flanges.
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DK17191C
(en)
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Method and device for the manufacture of pipes and other articles of cement concrete or the like.
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DK4191C
(en)
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Machine for the manufacture of kegs and the like.
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DK4198C
(en)
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Procedure for continuous burning of cement or the like.
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CH25108A
(en)
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Cement ceiling
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CH29395A
(en)
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Reinforced concrete pipe
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DK3729C
(en)
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Apparatus with accompanying procedure for the manufacture of cement pipes.
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DK7741C
(en)
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Procedure for the manufacture of pipes, plates and the like, consisting mainly of slate or slate waste.
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ES28993A1
(en)
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Improvements in the manufacture of cement.
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GB190010714A
(en)
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Improvements in Drain, and similar Pipes, Channels, Chutes Interceptors and the like
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ES31598A1
(en)
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A procedure with its corresponding apparatus, for the mechanical manufacture of concrete pipes or compressed reinforced cement mortar.
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AT23736B
(en)
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Reinforced concrete ceiling.
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CH24069A
(en)
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Pipe clamp
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CH25235A
(en)
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Pipe clamp
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DK13719C
(en)
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Method and Machine for the manufacture of concrete pipes and the like with or Iron reinforcement.
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DK10612C
(en)
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Machine for Forming Pipes of Concrete or similar.
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