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Expired
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Carl Lehnert
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Individual
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Individual
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Publication of GB190620964ApublicationCriticalpatent/GB190620964A/en
20,964. Lehnert, C. Sept. 21. Hinges.-To enable a door to be adjusted, the upper part of the hinge pin is screw-threaded and provided with two nuts c, d. The upper movable flap rests on the boss e of the adjusting-nut c, the lower nut d acting as a lock-nut. The lower part a of the hinge pin is made square to carry the hinge flap fixed to the door frame. Specifications No. 8817, A.D. 1890, and No. 23,985, A.D. 1904, are referred to.
GB190620964D1906-09-211906-09-21Improvements in or relating to Door Hinges.
ExpiredGB190620964A
(en)