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Roy Henry Maple
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Individual
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Publication of GB190526451ApublicationCriticalpatent/GB190526451A/en
Common Detailed Techniques For Electron Tubes Or Discharge Tubes
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Abstract
26,451. Maple, R. H. Dec. 19. Oil-lamp burners; cones.-Glass cones are made in two or more sections 7, which are easily introduced within and held by a metal ring 11 catching over the flange 9 in the groove 10 of the cone. Recesses 14 in the ring 11 and projections 15 on the cone serve to guide the cone into the required position. The ring 11 is hinged at 12 on the burner, and when in position embraces the collar 6.
GB190526451D1905-12-191905-12-19Improvements in Lamp Burners.
ExpiredGB190526451A
(en)