Such is the condition of our laws and practice that the patentee in seeking to enforce his rights labors under a terrible handicap. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
He protested against the monopoly, but the patent remained in force, and the plan received no further development, either from the Marquis de Jouffroy, or the patentee. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
The French government, fully appreciating the importance of the invention, determined to purchase it from the patentee, and to throw it open to the public. 弗雷德里克·科利尔·贝克维尔.伟大的事实.