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US Patent: 2,412,333
Flame Hardening Apparatus
Patentee:
Albert L. Hartley (exact or similar names) - Cincinnati, OH

USPTO Classifications:
266/121, 266/123, 266/134

Tool Categories:
metalworking machines

Assignees:
R. K. Le Blond Machine Tool Co. - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 27, 1942
Granted: Dec. 10, 1946

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for R. K. Leblond Machine Tool Co.

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