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US Patent: 1,460,875
Rotary gear pump
Patentee: Alphonzo White (exact or similar names) - Winchendon, MA USPTO Classifications: 417/308, 417/310, 417/311, 417/428, 417/440, 417/63, 418/190, 418/196 Tool Categories: Assignees: Baxter D. Whitney & Son - Winchendon, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 27, 1921 Granted: Jul. 03, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Baxter D. Whitney & Son, Inc.

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