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US Patent: 1,880,624
Furnace
Patentees: Jasper B. Willsea (exact or similar names) - Rochester, Monroe County, NY Thomas A. Kennedy (exact or similar names) - Rochester, Monroe County, NY USPTO Classifications: 110/190, 110/195, 34/554, 432/222 Tool Categories: specialty machines : industrial furnaces Assignees: Willsea Works - Rochester, Monroe County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 18, 1930 Granted: Oct. 04, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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