Patent Model - Improvement in Counting-Registers

Maker and role
Jacob Detrick, Patentee
Jacob Detrick, Assignee
William Eckert, Assignee
 Production date
Aug 04 1868
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Object detail

Media/Materials
Bronze
Description
Detrick's "improved pocket-counter" patent's objective "is to provide a neat and convenient pocket-instrument by which the velocity of shafting, &c., can be accurately determined." (Patent Number 80,612)
Collection
Rothschild Patent Model Collection
Object number
2015.14.902a,b
Currently on display?
No
Maker

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