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US Patent: 317,642
Bolt-machine
Patentees: Charles Hall (exact or similar names) - New York, NY John Young (exact or similar names) - Newark, NJ USPTO Classifications: 470/141 Tool Categories: specialty machines : nut or bolt making machines Assignees: Charles Hall - New York, NY Manufacturer: Not known to have been produced Witnesses: George T. Pinckney William G. Mott	Patent Dates: Applied: Feb. 24, 1885 Granted: May 12, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Passaic Machine Works
Description: At about the time this patent was issued, co-inventor Young began working for steam engine maker Watts, Campbell Co.

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