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Expired
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Walter William Williams
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Individual
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Individual
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Publication of GB190305323ApublicationCriticalpatent/GB190305323A/en
5323. Williams, W. W. March 7. Earthenware pipes.-The outside of an earthenware, stoneware, or porcelain drain pipe is made tapered from the spigot end A to the root of the socket B, the socket itself being parallel as shown. The same construction is used in the case of junction-pieces, bends, &c.