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US Patent: 404,773
Machine for packaging postal-cards
Patentees: James Rodda (exact or similar names) - Hartford, CT Dwight Slate (exact or similar names) - Hartford, CT William H. Bunce (exact or similar names) - Jersey City, NJ USPTO Classifications: 53/582 Tool Categories: Assignees: John S. Graham - New York, NY Calvin C. Woolworth - New York, NY Manufacturer: Not known to have been produced Witnesses: Howard N. Hinckley Charles L. Burdett J. P. Wauser R. L. Hudson	Patent Dates: Applied: Mar. 13, 1886 Granted: Jun. 04, 1889 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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