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US Patent: 866,842
Hot-water heating system
Patentee:
George Stedman Comstock (exact or similar names) - Mechanicsburg, PA

USPTO Classifications:
122/20B, 237/56

Tool Categories:
household : furnaces

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Arna L. Grunder
Samuel A. Landes
Patent Dates:
Applied: Jun. 01, 1903
Granted: Sep. 24, 1907

Patent Pictures:
USPTO (New site tip)
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