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Expired
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British Thomson Houston Co Ltd
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British Thomson Houston Co Ltd
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Application filed by British Thomson Houston Co LtdfiledCriticalBritish Thomson Houston Co Ltd
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Publication of GB190727132ApublicationCriticalpatent/GB190727132A/en
27,132. British Thomson-Houston Co., [Allgemeine Elektricitõts Ges.]. Dec. 7. Arc lamps. - Inclined mineralized carbons a, when descending in readiness for striking the arc, fall on to a knife-edged conducting - bar arranged transversely to their plane. This bar separates the electrodes and removes slag so as to make electric contact with them.
GB190727132D1907-12-071907-12-07Improvements in and relating to Arc Lamps.
ExpiredGB190727132A
(en)