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US Patent: 461,757
Chalk Line Holder and Plummet
Patentee: Robert Chapman Huxtable (exact or similar names) - Dartmouth, NS Canada USPTO Classifications: 33/354, 33/393, 33/414 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: John P. Fegan P. C. C. Mooney	Patent Dates: Applied: Feb. 04, 1891 Granted: Oct. 20, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen.

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