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US Patent: 307,767
Pocket Knife
Patentee: Isaac W. Heysinger (exact or similar names) - Philadelphia, PA USPTO Classifications: 30/163, 30/320, 7/167 Tool Categories: screwdrivers Assignees: None Manufacturer: P. N. Mfg. Co. - Unknown, Unknown Witnesses: W. S. Holzer F. M. Rogers	Patent Dates: Applied: Apr. 28, 1884 Granted: Nov. 11, 1884 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen.
Description: Known example has screwdriver blade and is marked NOVELTY and PAT. NOV.11 1884.P.N.MFG.CO. on the handle.

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