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US Patent: 372,942
System of electrical regulation
Patentee: William Stanley, Jr. (exact or similar names) - Pittsburgh, PA USPTO Classifications: 307/33, 307/34, 315/121, 315/123, 315/126, 315/92 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: F. N. Deland W. H. Mansfield	Patent Dates: Applied: Aug. 22, 1885 Granted: Nov. 08, 1887 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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