Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Albert Vandam
Thomas Herbert Marsh
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Individual
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Individual
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Publication of GB190209704ApublicationCriticalpatent/GB190209704A/en
9704. Vandam, A., and Marsh, T. H. April 26. Couplings; switches.-The base of a switch is provided with additional fittings, so that it may serve as a wall socket, an independent circuit being closed when the plug is inserted. Fig. 1 shows one arrangement. The switch 2 controls the lamps 18, 19, 20, and the base 1 is fitted with sockets 8, 9 for the wall plug 16.
GB190209704D1902-04-261902-04-26Improvements in and relating to Electric Switches and Wall-plugs and Bases for the same.
ExpiredGB190209704A
(en)
Installation electric appliance specially switch with an interchangeable aslante lampholder lamp for a luminescent or incandescent lamp (Machine-translation by Google Translate, not legally binding)