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US Patent: 394,175
Cutter-head
Patentee:
Julian T. Grzybowski - 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:
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"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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