verned in awarding a patent entitling one to an invention.
If not, where shall we draw the line of distinction?
How shall we proceed with a patent office?
In the year 1860, Congress adopted by an almost unanimous vote my invention for lowering, detaching, attaching, and securing boats at sea, and directed the Secretary of the Navy to purchase the patent right for the use of the navy, which was done.
The marine world had probably seen the necessity for such an invention since the days of Noah, and there is not one original mechanical principle in it. It is simply a combination.
The invention was several years before the country, in scientific journals; was carefully examined and tested at sea in several ships by some of the best officers in the navy, and discussed during two sessions in Congress, yet I have never known any one to dispute my claim thereto.
The efficiency of electrical torpedo defences is so universally recognized at this day and they appear so simple to the ini