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US Patent: 82,803
Improvement in machines for boring window-blinds
Patentee: Lyman S. Colburn (exact or similar names) - Oberlin, OH USPTO Classifications: 408/52 Tool Categories: woodworking machines : specialty woodworking machines : windowblind machines metalworking machines : drilling and boring Assignees: None Manufacturer: Rowley & Hermance Co. - Williamsport, PA L. S. Colburn & Son - Oberlin, OH Witnesses: L. L. Willcutt A. R. Hillyer	Patent Dates: Granted: Oct. 06, 1868 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for L. S. Colburn & Son Vintage Machinery entry for Rowley & Hermance Co.
Description: Seen in 1882 and 1890 Rowley & Hermance catalogs.

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