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US Patent: AI56
Ships, sheet-iron steamboats, and other vessels
Patentees:
John Potter (exact or similar names) - Unknown, Unknown
William Grant (exact or similar names) - Unknown, Unknown
James Kerr (exact or similar names) - Unknown, Unknown

USPTO Classifications:
114/79R

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Oct. 14, 1842

Patent Pictures:
USPTO (New site tip)
Google Patents
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