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Expired
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Frederick James Mcewen
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Individual
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Individual
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Publication of GB190825025ApublicationCriticalpatent/GB190825025A/en
25,025. McEwen, F. J. Nov. 20, Tobacco pipes.-An internal tube e having an open end and a trap e<1> is disposed in a chamber c of the stem the tube being of such a length that a portion of the chamber c at the mouth end of the stem is left open as shown. The tube is made preferably of glass.
GB190825025D1908-11-201908-11-20An Improvement in Tobacco Pipes.
ExpiredGB190825025A
(en)