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US Patent: 539,155
Screw Driver Improvement in Screw - Drivers
Patentee: John J. Tower (exact or similar names) - New York, NY USPTO Classifications: 15/145, 279/102, 81/436 Tool Categories: screwdrivers : screwdriver handles Assignees: None Manufacturer: Tower & Lyon - New York, NY Witnesses: H. F. Parker K. M. Tucker	Patent Dates: Applied: Nov. 22, 1894 Granted: May 14, 1895 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin
Description: This is an Improvement to 214785

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