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US Patent: 289,056
Screwdriver
Patentees: George S. Allen (exact or similar names) - Southington, CT Robert C. Ellrich (exact or similar names) - Southington, CT USPTO Classifications: 279/102, 473/309, 76/101.1, 81/177.1, 81/436 Tool Categories: screwdrivers : screwdriver handles Assignees: None Manufacturer: Not known to have been produced Witnesses: George Terry Hiram A. Gray	Patent Dates: Applied: Sep. 19, 1882 Granted: Nov. 27, 1883 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin
Description: The shank has a soft metal bolster cast on it which is then swaged onto handle.

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