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US Patent: 2,568,861
Means for preventing air leakage through lubricated bearings
Patentee: Frederick O. Luenberger (exact or similar names) - Los Angeles, CA USPTO Classifications: 384/606 Tool Categories: electrical devices : electric motors : motor bearings Assignees: U. S. Electrical Motors, Inc. - Los Angeles, CA Manufacturer: U. S. Electrical Motors, Inc. - Los Angeles, CA Witnesses: Unknown	Patent Dates: Applied: Mar. 19, 1949 Granted: Sep. 25, 1951 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.

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