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US Patent: 256,464
Machine for sawing and grooving shakes
Patentee: Frank M. Covell (exact or similar names) - Glenwood, CA USPTO Classifications: 83/404.1, 83/875 Tool Categories: woodworking machines : specialty woodworking machines : shingle machines Assignees: Adolphus Germon - San Francisco, CA Manufacturer: Not known to have been produced Witnesses: Morgan Covell W. H. Covell	Patent Dates: Applied: May 27, 1881 Granted: Apr. 18, 1882 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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