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US Patent: 567,966
Substance for telephone-electrodes
Patentee: Daniel Drawbaugh (exact or similar names) - Eberly's Mills, PA USPTO Classifications: 252/514, 427/226, 427/554, 428/403, 428/570, 428/670 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: E. H. Parry R. G. Dyrenforth	Patent Dates: Applied: Jan. 10, 1896 Granted: Sep. 22, 1896 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Daniel Drawbaugh

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