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US Patent: 396,399
Machine for grooving lumber
Patentee: Julian T. Grzybowski (exact or similar names) - Grand Rapids, MI USPTO Classifications: 144/130, 144/136.1, 144/251.1, 144/286.1 Tool Categories: woodworking machines : joint making machines : dado machines Assignees: James Lowe - Grand Rapids, MI Richard E. Butterworth - Grand Rapids, MI Manufacturer: Butterworth & Lowe - Grand Rapids, MI Witnesses: J. H. Siggers E. G. SIggers	Patent Dates: Applied: Jun. 14, 1888 Granted: Jan. 22, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Butterworth & Lowe

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