Lindquist Chronosonic Ultrasound Model 401
notes: label: Description
content: The Chronosonic Ultrasound was made and sold by the R. J. Lindquist Co., of Los Angeles. The FDA seized two examples in the early 1960s, alleging that the labels did not provide adequate information for use.
label: Description
content: Ref: Robert J. Lindquist, “Therapeutic Current and Means for Producing the Same,” U.S. Patent 2,295,585 (Sept. 15, 1942).
label: Description
content: Robert J. Lindquist, “Portable Ultrasonic Generator Unit,” U.S. Design Patent 245,325 (Aug. 9, 1977).
label: Location
content: Currently not on view
place: label: place made
content: United States: California, Los Angeles
label: Associated Place
content: United States: California, Los Angeles
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: MG.274347.108
label: accession number
content: 274347
label: catalog number
content: M-12116
objectType: label: Object Name
content: Electrotherapeutic Device
label: Object Name
content: machine, Chronosonic ultrasound
physicalDescription: label: Physical Description
content: leatherette (overall material)
label: Physical Description
content: wood, pine (overall material)