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Expired
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Sydney Albert Jackson
John Alfred Gelhaar
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Individual
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Individual
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Publication of GB190812208ApublicationCriticalpatent/GB190812208A/en
12,208. Jackson, S. A., and Gelhaar, J. A. June 5. Stoppers. - A stopper for bottles, jars, &c., adapted to close bottles with differently - shaped mouths, is provided on the tapered or curved portion d with two or more parallel circumferential grooves e into which rubber rings h, f of different diameters may be fitted to suit the shape and size of the bottle mouth.
GB190812208D1908-06-051908-06-05Improvements in Stoppers for Bottles, Jars and like Receptacles.
ExpiredGB190812208A
(en)