How to obtain a patent and what to invent; a complete hand-book of advice and useful information for inventors, relative to Patent office procedure, foreign patents, trademarks and copyrights
A 1915 handbook from J.L. Waters & Company of Washington, D.C., explaining patent office procedure, foreign patents, trademarks and copyrights to working inventors. Line engravings show patent-style mechanical drawings — a horseless carriage in side elevation, a clamp mechanism in sectioned view, a Buick touring car, plus specimen design-patent plates of lattice ornament and a cast mirror frame.
