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US Patent: 16,402
Hub-box
Hub-boring machine
Patentee:
John Shaerer (exact or similar names) - Reading, PA

USPTO Classifications:
74/89.45

Tool Categories:
trade specific : wheelwright
metalworking machines : drilling and boring

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John S. Hollingshead
George Patten
Patent Dates:
Granted: Jan. 13, 1857

Reissue Information:
Reissued as AI170 (Jul. 14, 1857)

Patent Pictures:
USPTO (New site tip)
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