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Expired
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Charles Vaughan
Charles Birch
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Individual
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Individual
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Publication of GB190809537ApublicationCriticalpatent/GB190809537A/en
9537. Vaughan, C., and Birch, C. May 2. G'ouplings.-Metallic fittings, such as elbows, bends, tees, and the like for electric continuity systems, are formed with bosses c, cast or fixed thereon, which can be drilled and tapped so as to take a screwed stud d, whereby the inner fitting a may be secured. If desired, the screw d may be passed through the boss c laterally, and may be provided with a flat e, as shown in Fig. 5.
GB190809537D1908-05-021908-05-02Improvements in and relating to Metallic Fittings for Electric Continuity System.
ExpiredGB190809537A
(en)