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US Patent: 778,130
Spirit Level
Eclipse Level
Patentee:
Daniel A. James (exact or similar names) - Akron, OH

USPTO Classifications:
33/385

Tool Categories:
layout tools : levels

Assignees:
Baker-McMillen Co. - Akron, OH

Manufacturer:
Baker-McMillen Co. - Akron, OH

Witnesses:
Helen Hinman
J. H. Adams

Patent Dates:
Applied: Mar. 03, 1904
Granted: Dec. 20, 1904

Patent Pictures:
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Description:
Improvement in attaching the spirit vial to the support and adjusting the level. This is accomplished by using a transparent tube that encases the vial and that is secured by a metallic clip that is attached to the level body.

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