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US Patent: 1,681,408
Tool Holder for Metal Planers
Patentees: Charles G. Johannesmeyer (exact or similar names) - Glendale, Hamilton County, OH Alfred R. McCann (exact or similar names) - Hamilton, Butler County, OH USPTO Classifications: 409/348 Tool Categories: metalworking machines : metal planers : metal planer tool holders Assignees: Liberty Machine Tool Co. - Hamilton, Butler County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 17, 1923 Granted: Aug. 21, 1928 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Liberty Machine Tool Co.

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