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422,218 · Jacobs · "Illuminating-Tile" · Page 2 Home > Prism Glass > Patent Index > Page 2 |
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said plate around said lens-holding rings and filling the space between
the same and locking them in place, substantially as and for the purpose
described. 2. An illuminating-tile in which are combined a supporting-plate that is provided with light-openings, cylindrical lens receiving and holding rings made separate from said plate, and glass lenses that are each provided with a circumferential flange that when said lenses are placed within their respective |
rings entirely fills the lower portion thereof, said lenses and rings
resting upon said supporting-plate, substantially as and for the purpose
shown. In testimony that I claim the foregoing I have hereunto set my hand this 9th day of April, 1889.
GEO. S. PRINDLE, JAS. E. HUTCHINSON. |