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US Patent: 97,551
Improvement in machinery for making piano-forte cases
Patentee: Sawyer Porter (exact or similar names) - Leominster, MA USPTO Classifications: 144/114.1, 144/135 Tool Categories: trade specific : music instrument maker woodworking machines : specialty woodworking machines Assignees: Levi W. Porter - Leominster, MA Sawyer Porter - Leominster, MA Manufacturer: Not known to have been produced Witnesses: C. M. Carter Otis Atherton	Patent Dates: Granted: Dec. 07, 1869 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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