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US Patent: 37,898
Rifling Cannon
Improvement in Machinery for Rifling Cannons
Patentee:
Adolphus Bonzano - Detroit, MI

USPTO Classifications:
409/306, 89/14.7

Tool Categories:
metalworking machines : rifling machines
armaments : firearms : cannons

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Mar. 17, 1863

Patent Pictures:
USPTO pdf tiff
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