Stanley Rule & Level Co. v. Ohio Tool Co.

Citations

• 115 F. 813
• 1902 U.S. App. LEXIS 4973

Syllabus

<p>Patents — Invention—Plane Ikons.</p> <p>The Schade patent. No. 473,087, for an improvement in plane irons, designed to render them less liable to crack in hardening and tempering, and to enable them to be worn down farther than in the old style, shows only mechanical skill, and is void for lack of patentable invention.</p>