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US Patent: 1,409,833
Level Railroad Inclinometer
Patentee: Harry A. Cook (exact or similar names) - Dixon, NE USPTO Classifications: 33/351, 33/391, 33/402 Tool Categories: layout tools : levels : inclinometers layout tools : levels : level adjustments Assignees: None Manufacturer: Not known to have been produced Witnesses: E. R. Ruppert	Patent Dates: Applied: Feb. 15, 1921 Granted: Mar. 14, 1922 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Ralph Brendler
Description: This is a pendulum level designed for use in laying rails and establishing grades.

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