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US Patent: 413,339
Secondary battery
Patentee: Rudolf Eickemeyer (exact or similar names) - Yonkers, NY USPTO Classifications: 429/74, 429/82 Tool Categories: electrical devices : electric batteries Assignees: None Manufacturer: Not known to have been produced Witnesses: E. P. Moffat Rudolf Eickemeyer, Jr.	Patent Dates: Applied: Mar. 07, 1889 Granted: Oct. 22, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Osterheld & Eickemeyer

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