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US Patent: 2,849,206
Hydraulic tracer control valve
Patentee: Arthur P. Waterson (exact or similar names) - Fort Worth, TX USPTO Classifications: 137/596.1, 137/636, 251/236, 251/289, 251/3, 82/11.5, 91/446 Tool Categories: metalworking machines : machine tool controls metalworking machines : metal lathes : metal lathe accessories and attachments Assignees: R. K. LeBlond Machine Tool Co. - Cincinnati, OH Manufacturer: R. K. LeBlond Machine Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Applied: Jun. 16, 1955 Granted: Aug. 26, 1958 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for R. K. LeBlond Machine Tool Co.
Description: Improvements to the tracer mechanisms of patents 2,474,134, 2,516,495, 2,587,542, 2,678,579, 2,691,913, and 2,697,373.

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