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Expired
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Inventor
Julius Wohlfeil
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Individual
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Individual
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Publication of GB190326063ApublicationCriticalpatent/GB190326063A/en
26,063. Wohlfeil, J. Nov. 28. Advertising.- The transparency c with the advertisement thereon is intermittently illuminated by one or more gas jets communicating with the main supply pipe a, which is provided with a cock d, turned on and off at desired intervals by levers actuated by clockwork f. The byepass e, attached to the principal stop cock g, continually maintains a small ignition flame in front of said gas jets.
GB190326063D1903-11-281903-11-28Improved Advertising Device with Gas Illumination.
ExpiredGB190326063A
(en)