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US Patent: 540,630
Drilling Machine
Patentee:
William P. Brett (exact or similar names) - Decatur, Macon County, IL

USPTO Classifications:
408/53, 409/241, 409/903

Tool Categories:
metalworking machines : drilling and boring : multiple spindle drilling heads

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Sep. 27, 1890
Granted: Jun. 11, 1895

Patent Pictures:
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