The museum is open Fridays through Tuesdays 11 a.m. to 4 p.m. Free timed-entry passes are required. Review our latest visitor safety guidelines.

patent model, watch regulator

patent model, watch regulator

<< >>
Usage conditions apply
Downloads
Location
Currently not on view
Object Name
watch part
patent model, watch regulator
date made
1875
patent date
1875-09-07
inventor
Mershon, Ralph S.
place made
United States
associated place
United States: Ohio, Zanesville
Physical Description
metal, "brass" (overall material)
Measurements
overall: 2 3/8 in x 1 1/8 in x 1/4 in; 6.0325 cm x 2.8575 cm x.635 cm
ID Number
ME.309053
catalog number
309053
license number
167407
accession number
89797
patent number
167,407
See more items in
Work and Industry: Mechanisms
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.

Comments

Add a comment about this object