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CA Patent: CA-579,568
Indicating and recording apparatus
Patentee: Edwin P. Davis (exact or similar names) - Denver, CO USPTO Classifications: Tool Categories: electrical devices : computer apparatus and systems Assignees: Digit-Ometer Co. - Denver, CO Manufacturer: Van Norman Industries, Inc. - Springfield, MA Witnesses: Unknown	Patent Dates: Granted: Jul. 14, 1959 Patent Pictures: CIPO Data Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Van Norman Machine Tool Co.

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