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US Patent: 1,794,177
Apparatus for unloading cars
Patentee: Clarence T. Johnson (exact or similar names) - Minneapolis, MN USPTO Classifications: 198/560, 254/317, 414/395 Tool Categories: Assignees: Diamond Iron Works - Minneapolis, MN Manufacturer: Diamond Iron Works - Minneapolis, MN Witnesses: Unknown	Patent Dates: Applied: May 22, 1928 Granted: Feb. 24, 1931 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Diamond Iron Works
Description: The assignee also made sawmill machinery.

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