Object Details
- Location
- Currently not on view
- Data Source
- National Museum of American History
- inventor
- Muma, Jacob
- date made
- 1858
- patent date
- 1858-07-13
- Physical Description
- wood (watch movement material)
- Measurements
- overall: 2 1/4 in x 7 1/8 in; 5.715 cm x 18.0975 cm
- walnut model, from cat. card: 7 1/2 in; x 19.05 cm
- Object Name
- patent model, watch escapement
- Other Terms
- watch escapement; patent model, watch escapement; Mechanical, Spring-Driven; Pocket Watch
