rods of variouscolors, in a single or crossedseries, as shown in the en-graving, very striking andshowy effects can be pro-duced by the transmittedand refracted light throughsuch a series ; the combina-tions of color being practi-cally without limit. This invention was pat-ented through the…
Patents · Exhibited · Assignor · Boiler · Iron · Spontaneous ignition · Antedated · Small quantity · Patent laws · Patent office · Additional force · Scientific American · Sulphuric acid · Roquefort cheese · Wrought iron · Years ago
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