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US Patent: 549,661
Ratchet-drill
Patentee:
Allan A. Smith - Grand Island, NE

USPTO Classifications:
408/102, 408/120

Tool Categories:
transportation machines : railroads and railways : track maintenance machinery : rail drilling machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George L. Cragg
George P. Barton

Patent Dates:
Applied: Sep. 10, 1894
Granted: Nov. 12, 1895

Patent Pictures:
USPTO pdf tiff
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