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US Patent: 788,716
Worm Gearing
Patentees: Robert A. Hammond (exact or similar names) - Sanwich, Barnstable County, MA Frederick E. Walden (exact or similar names) - Worcester, Worcester County, MA USPTO Classifications: 24/569, 254/98, 269/182, 269/244, 411/116, 74/424.78, 74/424.94 Tool Categories: work holding : vises : vise mechanisms Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 29, 1904 Granted: May 02, 1905 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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