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Andrew Graham Patrick
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Individual
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Individual
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Publication of GB190728473ApublicationCriticalpatent/GB190728473A/en
28,473. Patrick, A. G. Dec. 27. Latches.-Relates to door locks and latches of the type in which the handle spindle is separated from the lock casing. The follower e of a mortise latch i is mounted on the knob spindle f, to turn between guide - pieces c detachably fixed, as by screws d, at the end of a tube a on the back edge of the latch case. The tube a is slotted at its rear to receive the cross-head of a plunger b, connected through levers g, h with the latch i, which may be combined with a lock.
GB190728473D1907-12-271907-12-27Improvements in Two Bolt Mortice Locks and Mortice Latches.
ExpiredGB190728473A
(en)