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US Patent: 829,154
Awl
Brad-Awl
Patentee:
Gardner L. Holt (exact or similar names) - Hartford, CT

USPTO Classifications:
279/55

Tool Categories:
industrial tools : tool holders

Assignees:
None

Manufacturer:
G. L. Holt Co. - Hartford, CT

Witnesses:
Willard Eddy
A. M. Holt

Patent Dates:
Applied: Feb. 08, 1906
Granted: Aug. 21, 1906

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Jeff Joslin (dm)
Description:
The interchangeable/replaceable blades have "feathers" on their shanks which fit into slots in the split socket. The split socket, in turn, is driven into the wooden handle and secured with a cross-pin. Disassembly and replacement of the blade requires removal of the cross-pin.

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