Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
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Ernest Beckton
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Individual
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Individual
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Publication of GB189801964ApublicationCriticalpatent/GB189801964A/en
1964. Beckton, E. Jan. 25. Window opening and closing apparatus. -The cord holder &c. A, attached at any convenient point to the operating-cord C, has a pin D with lugs d, which can be inserted in a keyhole slot in a plate B in the sash. By giving the holder a quarter turn, it may be attached, or detached to allow the sashes to be fully opened.
GB189801964D1898-01-251898-01-25Improvements relating to Window Opening and Closing Apparatus.
ExpiredGB189801964A
(en)