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US Patent: 1,804,133
Unloading valve
Patentee: William Townsend (exact or similar names) - Chicago, IL USPTO Classifications: 137/115.18, 137/115.24, 417/310 Tool Categories: industrial tools : pressure regulators Assignees: Connersville Blower Co. - Connersville, IN Manufacturer: Connersville Blower Co. - Connersville, IN Witnesses: Unknown	Patent Dates: Applied: Oct. 27, 1927 Granted: May 05, 1931 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Connersville Blower Co.

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