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US Patent: 1,475,153
Portable electric combination drill
Patentee:
Harry Athenas (exact or similar names) - New York, NY

USPTO Classifications:
29/26B, 310/239, 310/247, 310/50, 310/83, 408/117, 408/124, 408/27, 451/117, 451/294, 451/344, 74/342

Tool Categories:
handheld power tools : handheld power drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 16, 1920
Granted: Nov. 20, 1923

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Description:
Built-in grinder

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