Patent Model - Watch-Case Hinge

Maker and role
Frederick Rapp, Patentee
 Production date
Jul 06 1886
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Object detail

Media/Materials
Metal
Measurements
2" (5.1cm)
Description
Rapp's patent is an improvement of his earlier patents numbers 301,156; 313,448 and 313,449; as well as his reissue patent number 10,517. His "improvement over said construction lies in the greater simplicity, practicability, strength, efficiency, and cheapness, all of which are attained..." in his construction. (Patent Number 344,859)
Collection
Rothschild Patent Model Collection
Object number
2015.14.3574
Currently on display?
No
Maker

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