Patent Model of a Copying Press
Patent Model of a Copying Press
- Description (Brief)
- This patent model demonstrates an invention for a copying press which was granted patent number 193346. The patent describes a letter-copying press in which the pressure was produced by inflating an air bag.
- Location
- Currently not on view
- Object Name
- press, copy
- Object Type
- Patent Model
- date made
- ca 1877
- patent date
- 1877-07-24
- maker
- Powlett, James A.
- Physical Description
- wood (overall material)
- metal (part material)
- leather (part material)
- Measurements
- overall: 6 cm x 17.8 cm x 25.3 cm; 2 3/8 in x 7 in x 9 15/16 in
- ID Number
- GA.89797.193346
- patent number
- 193346
- accession number
- 089797
- catalog number
- GA*89797.193346
- See more items in
- Work and Industry: Graphic Arts
- Patent Models, Graphic Arts
- Work
- Communications
- Industry & Manufacturing
- Patent Models
- Data Source
- National Museum of American History
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