ES7726A1 -
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
- Google Patents
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES7726ApriorityCriticalpatent/ES7726A1/en
Publication of ES7726A1publicationCriticalpatent/ES7726A1/en
ES7726A1887-12-271887-12-27
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
ExpiredES7726A1
(en)
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
Improvements introduced in the manufacture of telegraph poles and others, columns, pillars, tubes and other objects made with a metal frame lined with concrete or cement.
Process for the production without the use of mold pipes or similar auxiliary means of piles and similar objects of a hardenable or bondable material in a foundation hole which contains water or aggressive soils.
Profile bar with elongated, preferably hollow cross-section for the construction of scaffolding, including shelving, and method for mutual assembly of such profile bars.
Method for producing flat objects, for example tiles, by casting a hardening molding compound such as concrete, and plants for carrying out the method.