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US Patent: 292,169
Pressure Gage
Patentee: William H. MacGregor (exact or similar names) - East Braintree, Norfolk County, MA USPTO Classifications: 267/174, 73/711, 73/732 Tool Categories: propulsion and energy : steam apparatus : stationary boilers : steam pressure gauges Assignees: Ashcroft Mfg. Co. - Boston, MA Manufacturer: Ashcroft Mfg. Co. - Boston, MA Witnesses: F. F. Raymond, II Willard C. Fogg Fred Harris	Patent Dates: Applied: Dec. 18, 1882 Granted: Jan. 22, 1884 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Ashcroft, Inc. "Vintage Machinery" entry for Ashcroft Mfg. Co.

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