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US Patent: 1,645,319
Tool Holder
Patentee:
Albert B. Cronquist (exact or similar names) - Portland, Multnomah County, OR

USPTO Classifications:
81/177.9

Tool Categories:
industrial tools : tool holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 14, 1925
Granted: Oct. 11, 1927

Patent Pictures:
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