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Individual
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Priority to ES1974199441UpriorityCriticalpatent/ES199441Y/en
Publication of ES199441UpublicationCriticalpatent/ES199441U/en
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Publication of ES199441YpublicationCriticalpatent/ES199441Y/en
Construction stone, in the form of a pyramid or truncated cone, for the construction of masonry work, with a filling channel, which runs vertically on the stone axis, for reinforced concrete, characterized in that at least one longitudinal groove in an axial plane of the building stone in a corner of the shell, respectively in a shell line, whose cross section corresponds to the cross section of a geared part of a building stone, likewise, laterally addressable with 180º rotation and because the upper support surface has a transverse channel in each case, which crosses the filling channel and opens into the longitudinal groove. (Machine-translation by Google Translate, not legally binding)
ES1974199441U1974-01-111974-01-11
CONSTRUCTION STONE.
ExpiredES199441Y
(en)
Improvements in the construction of profiles for the obturation of joints in plates of concrete and appliance for the placement of these profiles. (Machine-translation by Google Translate, not legally binding)
Improvements in the construction of buildings through employment of inflatable elements. (Machine-translation by Google Translate, not legally binding)