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US Patent: 925,376
Ball Bearing
Patentees: Ross S. Phillips (exact or similar names) - Jamestown, Chautauqua County, NY Milo Harris (exact or similar names) - Jamestown, Chautauqua County, NY John F. Dearing (exact or similar names) - Jamestown, Chautauqua County, NY USPTO Classifications: 384/504 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine bearings Assignees: Hiram E. Butler - Jamestown, Chautauqua County, NY Ross S. Phillips - Jamestown, Chautauqua County, NY John F. Dearing - Jamestown, Chautauqua County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 15, 1907 Granted: Jun. 15, 1909 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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