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Harry Forrest Pegden
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Individual
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Individual
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Publication of GB190425927ApublicationCriticalpatent/GB190425927A/en
25,927. P e g - den, H. F. Nov. 29. Incandescent gas lamps. - The mantle rod A is formed with an enlarged conical or arrow-shaped head B of refractory material, wire gauze, or coiled wire.
GB190425927D1904-11-291904-11-29An Improved Rod or Support for Mantles used for Incandescent Gas Lighting.
ExpiredGB190425927A
(en)