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US Patent: 8,298
Ventilating and Excluding Dust from Railroad-Cars
Patentee:
Ransom Cook (exact or similar names) - Saratoga Springs, NY

USPTO Classifications:
454/105

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
D. Snyder
S. Richards
Patent Dates:
Granted: Aug. 19, 1851

Patent Pictures:
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