| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent an identifying mark printed on a surface of cable sheath from being erased caused by mutual scrubbing of cables in the case of laying many cables in a cable conduct. SOLUTION: A plural number of identifying marks are printed on the surface along the longitudinal direction of a cable sheath. Even if the identifying mark is erased at some part, it is distinguishable at residual part.</p> |
