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US Patent: 134,506
Guides for Rotary Rock Drills
Patentee: Albert Ball (exact or similar names) - Claremont, Sullivan County, NH USPTO Classifications: 175/326, 175/339, 175/434, 408/144, 408/145 Tool Categories: stoneworking : stone boring and drilling machines Assignees: Sullivan Machine Co. - Claremont, Sullivan County, NH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Jan. 07, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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