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US Patent: 879,277
Grinding-machine
Patentee:
Abraham B. Landis (exact or similar names) - Waynesboro, PA

USPTO Classifications:
451/135, 451/143, 451/152, 451/211

Tool Categories:
metalworking machines : grinders

Assignees:
None

Manufacturer:
Landis Tool Co. - Waynesboro, PA

Witnesses:
Alfred N. Russell
J. L. Lemmon

Patent Dates:
Applied: Jul. 06, 1906
Granted: Feb. 18, 1908

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Landis Tool Co.
Description:
Invention covers improvements to a "grinding machines especially adapted for grinding the interior surfaces of cylindrical parts held or supported in a vertical position..."

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