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US Patent: RE1,173
Hoop machine
Patentees: Sylvester Sawyer (exact or similar names) - Fitchburg, MA Joseph Sawyer (exact or similar names) - Fitchburg, MA USPTO Classifications: 144/118, 144/246.1 Tool Categories: trade specific : cooper Assignees: American Hoop Machine Co. - Fitchburg, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Apr. 16, 1861 Reissue Information: Reissue of 14,833 (May 06, 1856) Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for American Hoop Machine Co.

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