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US Patent: 644,748
Screw Tap
Patentee: Claes A. Svensson (exact or similar names) - Buffalo, Erie County, NY USPTO Classifications: 408/148, 408/154, 408/159 Tool Categories: metalworking tools : taps and dies metalworking tools : tap and die holders Assignees: Claes A. Svensson - Buffalo, Erie County, NY William W. Oliver - Buffalo, Erie County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 27, 1899 Granted: Mar. 06, 1900 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for W. W. Oliver Mfg. Co.

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