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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Publication of JPS5041307UpublicationCriticalpatent/JPS5041307U/ja
Application grantedgrantedCritical
Publication of JPS5425056Y2publicationCriticalpatent/JPS5425056Y2/ja
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
H02G9/00—Installations of electric cables or lines in or on the ground or water
H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
H02G9/025—Coverings therefor, e.g. tile
Landscapes
Protection Of Pipes Against Damage, Friction, And Corrosion
(AREA)