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US Patent: 194,548
Speed Indicator for Shafting
Patentee: Willis Churchill (exact or similar names) - Newark, NJ USPTO Classifications: 235/103 Tool Categories: layout tools : measurement gauges Assignees: None Manufacturer: Not known to have been produced Witnesses: Sylvester Pope John Wm. Wersebe	Patent Dates: Applied: Apr. 03, 1877 Granted: Aug. 28, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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