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US Patent: 504,757
Screwdriver
Patentee: Anton Schuermann (exact or similar names) - Decatur, IL USPTO Classifications: 279/102, 7/165, 7/167, 81/438, 81/439 Tool Categories: screwdrivers : screwdriver blades Assignees: None Manufacturer: Not known to have been produced Witnesses: Ina Graham Nora Graham C. W. Montgomery L. P. Graham	Patent Dates: Applied: Jun. 10, 1893 Granted: Sep. 12, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Stan Schulz
Description: L. P. Graham - patent attorney

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