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US Patent: 422,024
Screw-cutting head
Patentee: Abraham B. Landis (exact or similar names) - Waynesboro, PA USPTO Classifications: 408/153, 408/221, 470/185, 470/198, 76/117 Tool Categories: metalworking machines : screw machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Alfred N. Russell John B. Russell	Patent Dates: Applied: Aug. 20, 1889 Granted: Feb. 25, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Geiser Mfg. Co.
Description: So far as we can tell, this screw-cutting head was used internally by Geiser but was not manufactured.

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