Howe MacHine Co. v. National Needle Co.

Citations

• 134 U.S. 388
• 10 S. Ct. 570
• 33 L. Ed. 963
• 1890 U.S. LEXIS 1980

Syllabus

<p>There was no novelty or invention in “ the combination of a griping chuck, by which an article can be so held by one end as to present the other . free to be operated upon, with a .rest preceding the cutting tool, when it is combined with a guide cam, or its equivalent, which modifies' the movement of the cutting tool, all operating'together for the purpose set forth,” which was patented to Charles Spring and Andrew Spring, by letters patent, dated May 10, 1859, and extended for seven years from May 10, 1873; and the letters patent therefor are therefore invalid.</p> <p>Pennsylvania Railroad v. Locomotive Truck Co., 110 U. S. 490, again affirmed.</p>