Home| FAQ	Search:Advanced|Person|Company| Type|Class	Login

Quick search:	Patent number:	Patent Date:

US Patent: 1,123,871
Machine for sharpening safety-razor blades
Patentee: Andrew L. Hatfield (exact or similar names) - Newark, NJ USPTO Classifications: 451/132 Tool Categories: metalworking machines : grinders : sharpening machines Assignees: None Manufacturer: Hyfield Mfg. Co. - New York, NY Witnesses: Francis E. Blodgett Cornelius Zabriskie	Patent Dates: Applied: Nov. 13, 1911 Granted: Jan. 05, 1915 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Hyfield Mfg. Co.

Copyright © 2002-2025 - DATAMP