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US Patent: 825,779
Hydrocarbon Furnace
Patentees:
Edward J. Vraalstad (exact or similar names) - Buffalo, Erie County, NY
William L. Doyle (exact or similar names) - Buffalo, Erie County, NY

USPTO Classifications:
431/171, 431/190

Tool Categories:
propulsion and energy : steam apparatus : stationary boilers

Assignees:
Buffalo Pitts Co. - Buffalo, Erie County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 10, 1903
Granted: Jul. 10, 1906

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Buffalo Pitts Co.

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