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US Patent: 1,775,993
Chuck device
Patentee:
George W. Emrick (exact or similar names) - Brooklyn, NY

USPTO Classifications:
279/60

Tool Categories:
metalworking machines : drilling and boring : tapping machines

Assignees:
ETTCO Tool Co., Inc. - Brooklyn, NY

Manufacturer:
ETTCO Tool Co., Inc. - Brooklyn, NY

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 18, 1928
Granted: Sep. 16, 1930

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for ETTCO Tool Co., Inc.

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