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US Patent: 1,757,721
Tappet
Patentee: Emil R. Klemm, Jr. (exact or similar names) - Chicago, IL USPTO Classifications: 123/90.52 Tool Categories: propulsion and energy : internal combustion engines : internal combustion engine valves Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 10, 1928 Granted: May 06, 1930 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for E. R. Klemm
Description: This invention may have been manufactured by the E. R. Klemm Co., but that is not confirmed.

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