"The payment made by a manufacturer to a patentee for the privilege of using the patent process, is usually termed, in commercial language, a rent; and under the same head must be ranked all extraordinary qualities of body and mind."
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Source : Nassau William Senior (1849). “Political economy”, p.91
Source : Jonathan Edwards, David Brainerd (1806). “The Works of President Edwards;: Life of President Edwards. Enquiry into the freedom of the will. A dissertation concering the end for which God created the world”, p.125