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Expired
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GB26991/37A
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Individual
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Individual
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Publication of GB488338ApublicationCriticalpatent/GB488338A/en
G02B5/126—Reflex reflectors including curved refracting surface
G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix
Abstract
488,338. Signs ;ornamenting; daylight reflectors and refractors. BAYER, E. C. Oct. 5, 1937, No. 26991. Convention date, Oct. 17, 1936. Drawings to Specification. [Class 3 (ii)] [Also in Groups X, XV, and XX] Signs comprising glass or like balls partly embedded in a background, such as described in Specification 253,330, [Class 87 (i)], are made by completely embedding the balls in the background and then removing the front face of this to expose the front half or a portion of the front half of each ball.
GB26991/37A1936-10-171937-10-05Process for the manufacture of reflecting signs or the like
ExpiredGB488338A
(en)
Improvements in or relating to flexible weatherproof reflex light reflector sheet, method of making thesame, and signs or markers adapted for outdoor exposure and including the improved reflex light reflector
Improvements in or relating to methods of producing semi - conductor devices of the kind having the tunnel effect and semi - conductor devices of this kind produced by said methods
Procedure for the manufacture of letters, ornaments and figures based on pieces of glass or pressed glass, silvered by the face that presents an uneven surface and smooth mirrors. (Machine-translation by Google Translate, not legally binding)
Improvements in or relating to methods of producing semi - conductor devices of the kind having the tunnel effect and semi - conductor devices of this kind produced by said methods