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US Patent: 1,738,791
Level
Patentee:
Gale R. Ober - Chagrin Falls, OH

USPTO Classifications:
33/381, D10/69

Tool Categories:
layout tools : levels : wooden levels

Assignees:
Ober Manufacturing Co. - Chagrin Falls, OH

Manufacturer:
Ober Manufacturing Co. - Chagrin Falls, OH

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 18, 1926
Granted: Dec. 10, 1929

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for DeWalt Products Co.
"Vintage Machinery" entry for Ober Manufacturing Co.

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