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US Patent: 778,131
Spirit Level
Patentee:
Daniel A. James (exact or similar names) - Akron, OH

USPTO Classifications:
33/385

Tool Categories:

Assignees:
The Baker-McMillen Co. - Akron, OH

Manufacturer:
Unknown

Witnesses:
Helen Hinman
J. H. Adams
Patent Dates:
Applied: Mar. 08, 1904
Granted: Dec. 20, 1904

Patent Pictures: [ 1 | 2 ]
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Description:
One of these appeared on Jim Bode's web site

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