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US Patent: 631,177
Jar for Well Drilling Tools
Patentee:
Harry W. Rank (exact or similar names) - McDonald, Washington County, PA

USPTO Classifications:
175/293

Tool Categories:
specialty tools : well digging or drilling tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 09, 1899
Granted: Aug. 15, 1899

Patent Pictures:
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