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Expired
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Richard Alfred Rogers
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Individual
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Individual
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Publication of GB190522454ApublicationCriticalpatent/GB190522454A/en
22,454. Rogers, R. A. Nov. 2. Drain pipes.- The pipe is provided with a supporting-rib b on its underside in line with the socket d and extending from it to within a short distance of the spigot end c. Instead of such a rib, a transverse chair may be used either separate from or integral with the pipe a. [Reference has been directed under Patents Act, 1902, to Specification No. 5164, A.D. 1880, and No. 1546, A.D. 1886.]
GB190522454D1905-11-021905-11-02Improvements in and relating to Pipes.
ExpiredGB190522454A
(en)