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US Patent: 756,461
Micrometer Calipers
Patentee: Hyacinthe O. Borduas (exact or similar names) - Haverhill, MA USPTO Classifications: 33/815, 33/818 Tool Categories: metalworking tools : machinist tools : measuring tools : micrometers Assignees: Theodore L. Provost - Haverhill, MA Manufacturer: Not known to have been produced Witnesses: H. B. Davis Maud M. Piper Louis H. Harriman	Patent Dates: Applied: Jan. 02, 1904 Granted: Apr. 05, 1904 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Noyle & Harriman - patent attorneys

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