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595,272 · Soper · "Ventilated Prism" · Page 2 Home  > Prism Glass  > Patent Index  > Page 2

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spaces, a series of shorter intermediate prisms integral therewith and connecting the prism- bars so as to form a prism-light.     2. A ventilating prism-light comprising a series of prism-bars separated by ventilating-spaces, and a series of shorter intermediate parts integral therewith and connecting the prism-bars so as to form a prism-light.     3. A ventilating prism-light comprising a series of prism-bars separated by ventilating-spaces,

a series of shorter intermediate bars integral therewith, and connecting the ends of the prism-bars, and a series of short bars integral with the prism-bars and intermediate between the end bars and the prism-bars so as to form a complete prism-light. FRANK C. SOPER. Witnesses:     DONALD M. CARTER,     BERTHA C. SIMS.