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Expired
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Francis Joseph James Gibbons
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Individual
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Individual
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Publication of GB190601420ApublicationCriticalpatent/GB190601420A/en
1420. Gibbons, F. J. J. Jan. 18. Indicators, "engaged" and like.-In coin-freed locks for doors, drawers, &c., during the inward motion of the bolt a as the door is pushed in after prepayment, the coin raises the arm e, a pin e<2> on which turns the indicator h and allows it to fall over into the engaged' position, the flange h<2> then blocking the coin shoot. On rotation of an internal handle to open the door from within, the arm m' on the follower m engages the pin h<3> on the indicator, restoring it to the vacant' position.
GB190601420D1906-01-181906-01-18Improvements in or relating to Coin-freed Locks for Doors and the like.
ExpiredGB190601420A
(en)