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US Patent: 23
Hot Air Furnace
Furnace for Warming Buildings
Patentee:
Frederick A. Fickhardt (exact or similar names) - Easton, Northampton County, PA

USPTO Classifications:
126/117

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John Drinkhause
H. S. Carey
Patent Dates:
Granted: Sep. 08, 1836

Patent Pictures:
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