Irvington Mfg. Co. v. Utica Drop Forge & Tool Co.

Citations

• 191 F. 169
• 111 C.C.A. 647
• 1911 U.S. App. LEXIS 4937

Syllabus

<p>Patents (§ 328*) — Validity and Infringement-Wire-Fence Pliers.</p> <p>The White patent. No. 794,064, for a pliers for pulling wire-fence staples having two central teeth at the engaging ends of a raised rib, makes such rib an essential element of claim 1, which is not infringed by a device having no rib.</p>