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Up: Patent Index 		243,779 · Hyatt · "Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces" · Drawing 1
Home  > Prism Glass  > Patent Index  > Drawing 1 		First: 243,779 · Hyatt · "Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces" · Page 1 Last: 243,779 · Hyatt · "Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces" · Drawing 3 Prev: 243,779 · Hyatt · "Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces" · Page 2 Next: 243,779 · Hyatt · "Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces" · Drawing 2 Navigation
243,779: 3 of 5

First: 8,058X · Rockwell · "Vault Light" · Drawing Last: 397,371 · Deutsche Glasbau-Gesellschaft · "Improvements in Moulds for use in the Construction of Floor Slabs, Wall Panels, Pavement Lights, Windows and the like of Glass Framed in Ferroconcrete" · Drawing Prev: 240,140 · Jacobs · "Plate for Sidewalks, Roofs, &c." · Drawing Next: 243,779 · Hyatt · "Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces" · Drawing 2 Navigation
Drawings: 143 of 667 		243,779 · Hyatt · Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces