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James Rattray Gibb
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Publication of GB191316408ApublicationCriticalpatent/GB191316408A/en
F41G11/00—Details of sighting or aiming apparatus; Accessories
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Engineering & Computer Science
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General Engineering & Computer Science
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Telescopes
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Abstract
16,408. Gibb, J. R. July 17. Sighting-accessories.- Consists of a head rest for use with aperture sights to maintain the eye at a constant distance from the aperture. A rubber or other cushion a, adapted to bear against the forehead, is carried by a metal standard b which is secured to the sight.
GB191316408D1913-07-171913-07-17Improvements relating to Gun Sights.
ExpiredGB191316408A
(en)