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US Patent: 380,499
Manufacture of Pinion Blanks
Patentee: Frank Leman (exact or similar names) - Elgin, Kane County, IL USPTO Classifications: 414/18, 82/115, 82/117, 82/124, 82/127, 82/142, 82/19 Tool Categories: specialty machines : watchmaking machinery Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 16, 1886 Granted: Apr. 03, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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