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US Patent: 1,801,103
Sump-drain pump
Patentee: Ervin S. Mummert (exact or similar names) - Hanover, PA USPTO Classifications: 417/234, 417/424.1, D15/7 Tool Categories: Assignees: Mummert-Dixon Co. - Hanover, PA Manufacturer: Mummert-Dixon Co. - Hanover, PA Witnesses: Unknown	Patent Dates: Applied: Feb. 18, 1928 Granted: Apr. 14, 1931 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Mummert-Dixon Co.

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