Name/Title:
Patent Model - Improvement in Machines for Threading Nuts
Maker and role:
Orlando Briggs (b.1832, d.1896), Patentee, Lewis Briggs, Patentee, Orlando Briggs (b.1832, d.1896), Assignor, Lewis Briggs, Assignee
Production date:
Apr 15 1873
Object number:
2015.14.1556a,b
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