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Expired
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Peter Kemp
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Individual
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Individual
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Publication of GB190508144ApublicationCriticalpatent/GB190508144A/en
8144. Kemp, P. April 17. Windows, swivelling-sliding. A screw C, driven into the sash stile, bears against a bevelled projection A' on a brass plate A fixed to the hinged bead in order to secure the bead when the sash is closed, or opened for ventilation. A notch is made in the bead above the plate to allow the bead to clear the screw head when it is turned inwards.
GB190508144D1905-04-171905-04-17Improvements in or connected with Window Sashes
ExpiredGB190508144A
(en)