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US Patent: 400,597
Machine for grooving window-sash
Patentee: Francis V. Phillips (exact or similar names) - Chicago, IL USPTO Classifications: 144/124, 144/135.2 Tool Categories: woodworking machines : specialty woodworking machines : window making machines Assignees: Chicago Sash Pulley Co. - Chicago, IL Manufacturer: Not known to have been produced Witnesses: C. Clarence Poole M. E. Dayton	Patent Dates: Applied: Jul. 09, 1888 Granted: Apr. 02, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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