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Expired
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John Hutcheon Douglas
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Individual
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Individual
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Publication of GB190328128ApublicationCriticalpatent/GB190328128A/en
28,128. Douglas, J. H. Dec. 22. Windows.-The sash stile 14 carries a swinging arm 17, and a pair of hinges 12, which slide on long pins 15 fixed to the frame 13. To swing the sash inwardly on its hinges, it is lifted until the end 18 of one of the arms 17 rises above, and engages with, the top of the socket 16 screwed to the framework.
GB190328128D1903-12-221903-12-22Improvements in the Construction of Hinged Window Sashes.
ExpiredGB190328128A
(en)