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Expired
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Louis Heintz
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Individual
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Individual
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Publication of GB190512776ApublicationCriticalpatent/GB190512776A/en
12,776. Heintz, L. June 20. Locks, key; sliding bolts; hook fastenings. -In the door-post e is provided a vertically - sliding bar a, the catches d, e of which are adapted to engage with fixed brackets g on the door. The bar can be operated from either side of the door, to release the catches, by the handles h. When the door is closed, the bar is retained in its locking position by the bolt k, which is shot to engage with a catch thereon, and may also be locked by the door bolt.
GB190512776D1905-06-201905-06-20Improvements in and relating to Locks and Fastenings.
ExpiredGB190512776A
(en)