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US Patent: 394,175
Cutter-head
Patentee: Julian T. Grzybowski (exact or similar names) - Grand Rapids, MI USPTO Classifications: 144/233 Tool Categories: woodworking machines : machine and tool cutters : cutterheads 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: Jul. 14, 1888 Granted: Dec. 11, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Butterworth & Lowe
Description: Cutterhead for the inventor's machine for grooving lumber, patent applied for on 1887-11-01. See also patent 388,410.

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