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US09567762B2 Drain for a pool 有权
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Drain for a pool
摘要:
An inflatable pool is includes a floor drain having a drainage conduit and two sealing plug. The drainage conduit includes a midsection pipe having an oblong cross section, an inlet cap having a truncated profile, and an outlet cap that transitions from the oblong profile of the midsection to a cylindrical profile.
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