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US Patent: 2,876,669
Micrometer stops for machine tools
Patentee: David D. Pettigrew (exact or similar names) - Pittsburgh, PA USPTO Classifications: 29/65, 33/655, 33/710, 82/132 Tool Categories: metalworking machines : metalworking machine mechanisms Assignees: Rockwell Mfg. Co. - Pittsburgh, PA Manufacturer: Rockwell Mfg. Co. - Pittsburgh, PA Witnesses: Unknown	Patent Dates: Applied: Sep. 28, 1955 Granted: Mar. 10, 1959 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Delta Specialty/Delta Mfg. Co./Delta-Rockwell/Rockwell Intl.

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