Dentaphone
notes: label: Description
content: This incomplete device may be part of an audiophone invented by Richard S. Rhodes of River Park, Il., or of a dentiphone invented by Thomas W. Graydon of Cincinnati. The latter, made by the American Dentaphone Co., was described as “a new scientific invention, which enables the deaf to hear by the sound-vibrations conveyed through the medium of the teeth, and the deaf and dumb to hear and learn to speak.” Some advertisements boasted: “The Wonders of Science Applied to the Complete Relief of the Deaf.”
label: Description
content: Ref: Richard S. Rhodes, “Audiophone,” U.S. Patent 219,828 (Sept. 29, 1879).
label: Description
content: Thomas W. Graydon, “Dentaphone,” U.S. Patent 225,365 (March 9, 1880).
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Medicine
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2012.0165.922
label: catalog number
content: 2012.0165.922
label: accession number
content: 2012.0165
objectType: label: Object Name
content: acoustical fan
physicalDescription: label: Measurements
content: largest broken piece: 6 5/8 in x 8 11/16 in x 1/16 in; 16.8275 cm x 22.06625 cm x .15875 cm
label: Measurements
content: handle: 7 11/16 in x 6 1/2 in x 5/8 in; 19.52625 cm x 16.51 cm x 1.5875 cm