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US Patent: 723,848
Tool Holder
Patentee:
Henry Dreihaus (exact or similar names) - Hendricks, PA

USPTO Classifications:
254/43, 7/130, 7/167

Tool Categories:
combination tools
industrial tools : tool holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Jacob Charles
Milton H. Walters
E. C. Duffy
C. Hugh Duffy
Patent Dates:
Applied: Aug. 26, 1902
Granted: Mar. 31, 1903

Patent Pictures:
Henry Dreihaus patent March 31, 1903
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Description:
The patent claims the tool holding aspect of the hollow handles; the specifications describe other features of the gripping faces, cutter edges, etc.

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