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US Patent: 133,368
Improvement in water-rams
Patentee: Christopher Hodgkins (exact or similar names) - Marlborough, NH USPTO Classifications: 417/227, 417/390 Tool Categories: industrial machines : pumps : hydraulic pumps industrial machines : pumps : reciprocating pumps Assignees: None Manufacturer: C. & A. Hodgkins Co. - Marlboro, NH Witnesses: Elijah Boyden William M. Nason	Patent Dates: Granted: Nov. 26, 1872 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for C. & A. Hodgkins Co.

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