Mr. Justice Curtis did not sit in this cause, having been of counsel for the patentee.
Mr. Chief Justice TANEY delivered the opinion of the court.
This action was brought by the plaintiff in error against the defendant in the Circuit Court of the United States for the District of Indiana, for the infringement of the plaintiff's rights under a patent granted to him for a new and useful improvement in the application of hydraulic power. The case was submitted...
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