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US Patent: 1,839,865
Liquid-level regulator
Patentee: Penrose E. Chapman (exact or similar names) - St. Louis, MO USPTO Classifications: 137/39, 137/44, 73/322.5 Tool Categories: household : lamps Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 14, 1924 Granted: Jan. 05, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for P. E. Chapman Electrical Works, Inc.
Description: This invention "has great usefulness in connection with wickless burners which require accurate levels."

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