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US Patent: 471,324
Molder's Flask
Patentee:
Conrad M. Conradson (exact or similar names) - Madison, Dane County, WI

USPTO Classifications:
164/383, 164/385

Tool Categories:
specialty machines : foundry machines : molding machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 01, 1891
Granted: Mar. 22, 1892

Patent Pictures:
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