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US Patent: 213,119
Improvement in gates
Patentees:
George P. Humphries (exact or similar names) - Alexandria, KY
James E. Q. Maddox (exact or similar names) - Cincinnati, OH

USPTO Classifications:
160/137, 160/159, 160/162

Tool Categories:

Assignees:
Walter W. Bostwick - Cincinnati, OH
George P. Humphries - Alexandria, KY
James E. Q. Maddox - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
Edgar J. Gross
John E. Jones

Patent Dates:
Applied: Aug. 15, 1878
Granted: Mar. 11, 1879

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for W. W. Bostwick & Co.

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