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US Patent: 36,172
Improvement in combined time and percussion fuses for explosive shells
Patentees: Sylvanus Sawyer (exact or similar names) - Fitchburg, MA Addison M. Sawyer (exact or similar names) - Fitchburg, MA USPTO Classifications: 102/269 Tool Categories: armaments : projectile shells armaments : percussion fuses Assignees: None Manufacturer: Not known to have been produced Witnesses: William C. Hibbard W. St. C. Redman	Patent Dates: Granted: Aug. 12, 1862 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Sylvanus Sawyer

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