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US Patent: 1,017,635
Automatic Tripping Device for the Feed Mechanism of Machine Tools
Patentee:
Leslie H. Colburn (exact or similar names) - Franklin, Venango County, PA

USPTO Classifications:
408/134, 408/135, 408/14

Tool Categories:
metalworking machines : metalworking machine mechanisms
metalworking machines : drilling and boring : drill presses

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 13, 1910
Granted: Feb. 13, 1912

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Colburn Machine Tool Co.

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