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US Patent: 1,866,542
Chaser
Patentees: Ernest T. Bysshe (exact or similar names) - Springfield, Windsor County, VT Robert R. Finn (exact or similar names) - Springfield, Windsor County, VT USPTO Classifications: 408/221 Tool Categories: metalworking tools : thread chasers Assignees: Jones & Lamson Machine Co. - Springfield, Windsor County, VT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 21, 1930 Granted: Jul. 12, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Jones, Lamson & Co.

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