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US Patent: 210,850
Imprrovement in hoisting-machines
Patentee: Leonard H. Hall (exact or similar names) - Erie, PA USPTO Classifications: 212/246 Tool Categories: material handling : hoists, winches, come-alongs Assignees: None Manufacturer: Bay State Iron Works - Erie, PA Witnesses: George P. Griffith John K. Hallock	Patent Dates: Applied: Mar. 14, 1878 Granted: Dec. 17, 1878 Reissue Information: Reissued as RE9,095 (Feb. 24, 1880) Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Bay State Iron Works

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