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US Patent: 2,179,747
Means for conveying aggregates in portable rock crusher machines
Patentee: Philip C. Malmsten (exact or similar names) - Minneapolis, MN USPTO Classifications: 198/546, 198/547, 198/580, 198/701, 241/101.76, 241/76 Tool Categories: stoneworking : stone crushers Assignees: Diamond Iron Works, Inc. - Minneapolis, MN Manufacturer: Diamond Iron Works - Minneapolis, MN Witnesses: Unknown	Patent Dates: Applied: Feb. 25, 1938 Granted: Nov. 14, 1939 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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