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US Patent: 540,618
Harrow
Patentees: Samuel N. Hench (exact or similar names) - York, PA Walker A. Dromgold (exact or similar names) - York, PA USPTO Classifications: 172/436, 172/627, 172/639 Tool Categories: agricultural : harrows Assignees: None Manufacturer: Hench & Dromgold Co. - York, PA Witnesses: Robert J. Lewis John A. Hoober	Patent Dates: Applied: Jan. 14, 1895 Granted: Jun. 04, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Hench & Dromgold Co.

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