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US Patent: 258,236
Pulp-molding machinery
Patentees: Dwight Slate (exact or similar names) - Hartford, CT George W. Laraway (exact or similar names) - Hartford, CT USPTO Classifications: 162/399 Tool Categories: Assignees: American Paper Barrel Co. - Hartford, CT Manufacturer: Not known to have been produced Witnesses: James J. Greene W. E. Simonds	Patent Dates: Applied: Feb. 07, 1881 Granted: May 23, 1882 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Dwight Slate Machine Co.

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