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US Patent: 98,037
Improvement in device for conveying sawdust from saws
Patentee: William S. Colwell (exact or similar names) - Pittsburgh, PA USPTO Classifications: 460/117, 55/430, 55/470 Tool Categories: woodworking machines : woodworking machine parts or accessories : waste collection mechanisms Assignees: None Manufacturer: Not known to have been produced Witnesses: I. H. Phillips J. J. Johnston	Patent Dates: Granted: Dec. 21, 1869 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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