t that he could not conscientionsly take the oath of inven-tion. Other parties aaw the pump at the time the Doctorstarted it, and since that time several patents have beengranted for improvements. It remains to be seen whether theoriginal patentees oi the drive well can sustain their broadclaims in… … panying engravings, are, in our opinion, the most importantrecently made in methods for hanging mill saws. These im-
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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