patent model, clock, balance pendulum
patent model, clock, balance pendulum
Usage conditions apply
- Location
- Currently not on view
- Object Name
- patent model, clock, balance pendulum
- patent date
- 1870-10-18
- inventor
- Ramsdell, Richard R.
- Whitcomb, George Albert
- associated place
- United States: New Hampshire, Marlborough
- Physical Description
- metal, "brass" (overall material)
- wood (overall material)
- Measurements
- overall: 4 3/4 in x 3 in x 7 3/4 in; 12.065 cm x 7.62 cm x 19.685 cm
- ID Number
- ME.309108
- accession number
- 89797
- catalog number
- 309108
- patent number
- 108,390
- See more items in
- Work and Industry: Mechanisms
- Data Source
- National Museum of American History
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