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US Patent: 70,862
Improved nut-tapping machines
Patentee: James Kirkley (exact or similar names) - Chicago, IL USPTO Classifications: 29/DIG.079, 29/DIG.093, 470/99 Tool Categories: specialty machines : nut or bolt making machines Assignees: None Manufacturer: Putnam Machine Co. - Fitchburg, MA Witnesses: A. N. Tonne W. F. Whitehouse	Patent Dates: Granted: Nov. 12, 1867 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Putnam Machine Co.
Description: In patent 142,511, S. W. Putnam, Jr., made improvements to this patent, from which we infer that Putnam Machine Co. licensed this patent.

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