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US Patent: 705,226
Grinding-machine
Patentee:
Joel Ettinger (exact or similar names) - Chester, PA

USPTO Classifications:
451/273, 451/374

Tool Categories:
metalworking machines : grinders : sharpening machines : cutter grinding machines
metalworking machines : grinders : tool grinders

Assignees:
Ettinger Machine Co., Ltd. - Chester, PA

Manufacturer:
Ettinger Machine Co., Ltd. - Chester, PA
Samuel J. Shimer & Sons - Milton, PA

Witnesses:
Joseph Angstadt
William C. Miller

Patent Dates:
Applied: May 03, 1902
Granted: Jul. 22, 1902

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Ettinger Machine Co., Ltd.
Vintage Machinery entry for Samuel J. Shimer & Sons
Description:
Grinder adapted for grinding or sharpening bits used for cutting the tongues and grooves on wood boards.

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