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US Patent: 490,471
Machine for Forming Pearl Buttons
Patentee: George Carlyle (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 451/246, 451/396, 79/7 Tool Categories: specialty machines : button making machinery Assignees: Standard Pearl Button Co., Ltd. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 26, 1891 Granted: Jan. 24, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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