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Expired
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Joseph Surtees Hogarth
Michael Hogarth
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Individual
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Individual
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Publication of GB190903430ApublicationCriticalpatent/GB190903430A/en
3430. Hogarth, J. S., and Hogarth, M. Feb. 11. Double hinges.-In casement windows hung on bars a hinged to plates f, c on the frame and casement rails respectively, the hinge plate c is provided with a hooked extension h, which normally engages a socket j on the hinge-plate f, but which, when the casement is opened to a predetermined angle, is released from the socket j so that the casement can be reversed for cleaning.
GB190903430D1909-02-111909-02-11Improvements relating to Casement Windows.
ExpiredGB190903430A
(en)