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US Patent: 347,969
Drilling-machine
Patentee: Dwight Slate (exact or similar names) - Hartford, CT USPTO Classifications: 408/117, 408/128 Tool Categories: metalworking machines : drilling and boring : drill presses woodworking machines : wood drilling and boring : drill presses Assignees: None Manufacturer: Dwight Slate Machine Co. - Hartford, CT Witnesses: Charles L. Burdett N. G. Hinckley	Patent Dates: Applied: Jun. 16, 1886 Granted: Aug. 24, 1886 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Dwight Slate Machine Co.
Description: A four-spindle example of this drill was seen on eBay.

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