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168,982 · Gordon · "Improvement in Vault-Lights" · Page 2 Home  > Prism Glass  > Patent Index  > Page 2

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made in two or more parts, hinged or otherwise connected together.     What I claim as new, and desire to secure by Letters Patent, is--     The upper and lower plates B and C, constructed with a series of perforations, b and c, substantially as described, in combination

with the lenses d fixed within the recesses c of the lower plate, substantially as and for the purpose described. C. H. GORDON. Witnesses:     HENRY T. BROWN,     MICHAEL RYAN.