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US Patent: 269,132
Electric lamp Carbon filament produced from hair
Patentee: William Stanley, Jr. (exact or similar names) - Englewood, NJ USPTO Classifications: 201/25, 252/502, 8/139 Tool Categories: electrical devices : electric arc lamps Assignees: Swan Incandescent Electric Light Co. - Boston, MA Manufacturer: Not known to have been produced Witnesses: Robert H. Duncan W. F. Hapgood	Patent Dates: Applied: Jun. 15, 1882 Granted: Dec. 12, 1882 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Stanley G. I. Electric Mfg. Co.

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