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US Patent: 140,780
Screw-Cutting Machines
Patentees: Gilbert B. Jaycox (exact or similar names) - Hartford, CT Allen Webster (exact or similar names) - Farmington, Hartford County, CT USPTO Classifications: 408/36, 470/167, 470/99 Tool Categories: metalworking machines : screw machines Assignees: Gilbert Jaycox - Hartford, CT William Edgar Simonds - Hartford, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 18, 1872 Granted: Jul. 15, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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