| 摘要 |
A channel element used in swimming-pool ground channels which house water-bearing pipes and receive a latchable cover that includes a box-like shaped body, preferably made of burnt ceramic material, which fits into the ground channel groove and includes on opposite inside wall surfaces integral projections or recesses that form detents to latch the cover. A separate sheet bearing the proposed Abstract of the Disclosure is enclosed herewith for the Patent Office's convenience in amending the application.
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