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US Patent: 660,688
Scribing Tool
Patentee: William Lipsy (exact or similar names) - Bozeman, MT USPTO Classifications: 33/21.1, 33/543 Tool Categories: layout tools : special purpose gauges Assignees: None Manufacturer: Not known to have been produced Witnesses: John Marmey Ampson G. Burrel L. C. Wills A. L. Hough	Patent Dates: Applied: Jun. 28, 1900 Granted: Oct. 30, 1900 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Ralph Brendler
Description: This is a special purpose gage for finding the center of a cylinder and checking it for roundness.

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