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US Patent: 207,620
Improvement in Hollow-Screw Pin-Vises
Patentee: Julius Parmelee (exact or similar names) - Des Moines, IA USPTO Classifications: 269/234, 269/5, 269/6, 279/48, 279/53 Tool Categories: work holding : vises : hand vises trade specific : clockmaker trade specific : gunsmith Assignees: None Manufacturer: Not known to have been produced Witnesses: Thomas G. Orwig C. A. Johnson	Patent Dates: Applied: Aug. 31, 1875 Granted: Sep. 03, 1878 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin (dm)

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