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US Patent: 86,470
Improvement in rotary blowers
Patentee: Benjamin F. Sturtevant (exact or similar names) - Boston, MA USPTO Classifications: 184/6, 184/64, 184/88.1, 415/97 Tool Categories: industrial machines : blowers Assignees: None Manufacturer: Not known to have been produced Witnesses: F. P. Hale, Jr. R. H. Eddy	Patent Dates: Granted: Feb. 02, 1869 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for B. F. Sturtevant
Description: Sturtevant's middle name was 'Franklin'.

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