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US Patent: 1,920,315
Dynamo-electric machines
Patentee: Thomas G. Myers (exact or similar names) - Los Angeles, CA USPTO Classifications: 310/157, 310/63 Tool Categories: electrical devices : electric motors : motor cooling Assignees: U. S. Electrical Mfg. Co. - Los Angeles, CA Manufacturer: United States Electrical Mfg. Co. - Los Angeles, CA Witnesses: Unknown	Patent Dates: Applied: Aug. 04, 1930 Granted: Aug. 01, 1933 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for U. S. Electrical Mfg. Co. | U. S. Electrical Motors, Inc.
Description: This patent covers a means of cooling a vertical-shaft motor "to operate deep well pumps, such as oil well pumps, and water wells."

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