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US Patent: 433,003
Perforating-stamp
Patentee: Christian C. Hill (exact or similar names) - Chicago, IL USPTO Classifications: 101/26, 234/100, 400/138.2, 76/107.1 Tool Categories: trade specific : office worker Assignees: Hill Mfg. Co. - Chicago, IL Manufacturer: B. F. Cummins Co. - Chicago, IL Witnesses: Edmund Adcock John W. Munday	Patent Dates: Applied: Oct. 23, 1888 Granted: Jul. 29, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin YouTube video of perforator restoration
Description: This patent number was seen on a "No. 2 Perforator" from B. F. Cummins Co.

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