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US Patent: 117,706
Spherical Gears
Patentee: Theophilus Weaver (exact or similar names) - Harrisburg, Dauphin County, PA USPTO Classifications: 464/151, 74/60 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine gearing Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Aug. 01, 1871 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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