FR790885A - Tube destiné à contenir et protéger des conducteurs de lignes électriques, procédé pour le fabriquer et machine pour la mise en oeuvre de ce procédé
- Google Patents
Tube destiné à contenir et protéger des conducteurs de lignes électriques, procédé pour le fabriquer et machine pour la mise en oeuvre de ce procédé
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Maillefer SA
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Maillefer SA
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Publication of FR790885ApublicationCriticalpatent/FR790885A/fr
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
H02G3/02—Details
H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
H02G3/0462—Tubings, i.e. having a closed section
H02G3/0481—Tubings, i.e. having a closed section with a circular cross-section
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Engineering & Computer Science
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Architecture
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Civil Engineering
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Structural Engineering
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FR790885D1934-06-161935-06-04Tube destiné à contenir et protéger des conducteurs de lignes électriques, procédé pour le fabriquer et machine pour la mise en oeuvre de ce procédé
ExpiredFR790885A
(fr)