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US Patent: 756,628
Level, Plumb, and Inclinometer
Patentee: John Happle (exact or similar names) - Cleveland, NY USPTO Classifications: 33/348, 33/384, 33/389 Tool Categories: layout tools : levels : inclinometers Assignees: None Manufacturer: Bradford Union Mfg. Co. - Bradford, PA Witnesses: H. D. Holmes Isaac T. Nickerson	Patent Dates: Applied: Oct. 23, 1903 Granted: Apr. 05, 1904 Patent Pictures: [ 1 | 2 | 3 | 4 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen.
Description: Known example (pic 2) is marked "Patented" and has a Mahogany body. Known example (pic 3)is marked with the patent date.

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