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US Patent: 822,153
Material and cinder-pit elevator
Patentee: William Robertson (exact or similar names) - Chicago, IL USPTO Classifications: 187/245, 414/595 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: H. S. Rudd W. W. Withenbury	Patent Dates: Applied: Oct. 17, 1904 Granted: May 29, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: The inventor was a "subject of the King of Great Britain".

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