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US Patent: 1,072,161
Pressure Recording Gage
Patentee: Arthur P. Phillips (exact or similar names) - Haverhill, Essex County, MA USPTO Classifications: 346/136, 346/19 Tool Categories: industrial tools : pressure indicators gauges : vacuum and pressure gauges industrial machines : industrial recording apparatus Assignees: Crosby Steam Gage & Valve Co. - Boston, Suffolk County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 19, 1909 Granted: Sep. 02, 1913 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Crosby Steam Gage & Valve Co.

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