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William Oates
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Individual
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Individual
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Publication of GB190228731ApublicationCriticalpatent/GB190228731A/en
28,731. Oates, W. Dec. 30. Conduits.-Conduits a of any section are provided with longitudinal slots c leading to channels b, which allow water to drain to the usual manhole. Each conduit may have a separate draining-channel, as shown, or one or more channels may be common to a number of conduits. The lengths of conduit may be joined together as shown in Fig. 3.
GB190228731D1902-12-301902-12-30Improvements in Conduits or Carriers for Electric Cables.
ExpiredGB190228731A
(en)