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US Patent: 1,497,513
Machine for operating on floors or other surfaces
Patentee:
George L. Kelley (exact or similar names) - Buffalo, NY

USPTO Classifications:
15/49.1, 310/157, 310/52, 310/83, 451/359, 74/421A, 74/606A

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 16, 1920
Granted: Jun. 10, 1924

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Kelley Electric Machine Co.
Description:
This patent is of interest because the inventor also invented the first handheld router, patent 877,894.

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