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US Patent: 2,378,001
Flame Hardening Torch
Patentee: Folsom E. Drummond (exact or similar names) - Dayton, Montgomery County, OH USPTO Classifications: 239/536, 239/543, 239/587.5, 266/261, 432/10 Tool Categories: industrial tools : torches Assignees: Monarch Machine Tool Co. - Sidney, Shelby County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 28, 1941 Granted: Jun. 12, 1945 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Monarch Machine Tool Co.

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