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US Patent: 130,802
Improvement in stave-sawing machines
Patentees: John Gerlach (exact or similar names) - Cleveland, OH Andrew Knipper (exact or similar names) - Cleveland, OH Peter Gerlach (exact or similar names) - Cleveland, OH USPTO Classifications: 408/54, 408/62 Tool Categories: trade specific : cooper specialty tools : barrel making : cylindrical saws Assignees: None Manufacturer: Peter Gerlach & Co. - Cleveland, OH Witnesses: John J. Clause R. P. Gerlach	Patent Dates: Granted: Aug. 27, 1872 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Peter Gerlach & Co.

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