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586,217 · Basquin · "Light-Diffusing Device" · Page 2 Home  > Prism Glass  > Patent Index  > Page 2

586,217: 2 of 3

other side, some of said prisms extending in a broken straight line across the body substantially from edge to edge.     4. A prism-light comprising a substantially flat glass body having a substantially plane surface on one side and with prisms on the other side, some of said prisms extending in a broken straight line across the body

substantially from edge to edge, and the edges of the adjacent prisms substantially equidistant from each other throughout their lengths. OLIN H. BASQUIN. Witnesses:     DONALD M. CARTER,     LILLEY W. JOHNSTONE.