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US Patent: 140,441
Improvement in Saw Sets
Patentee: Gustaf Swenson (exact or similar names) - Hackensack, NJ USPTO Classifications: 76/61, 76/77 Tool Categories: woodworking tools : handsaws : saw sharpening tools : saw sets Assignees: None Manufacturer: Not known to have been produced Witnesses: James T. Graham T. B. Mosher	Patent Dates: Applied: Apr. 12, 1873 Granted: Jul. 01, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen.
Description: Sets teeth on both sides of the saw at the same time.

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