Polygraph
name: label: used at
content: American Polygraph Association
label: maker
content: Associated Research Incorporated
notes: label: Description
content: One inscription on this device reads “KEELER POLYGRAPH / U.S. PAT. NO. 1,788,844 OTHERS PENDING / MODEL 302C / SERI-AL NO. 3020331 / ASSOCIATED RESEARCH INCORPORATED / CHICAGO, ILL.” Another reads “ASSOCIATED RESEARCH / Incorporated / CHICAGO / ILL / MODEL NO. 302C / SERIAL NO. 3020331 / MADE IN USA.”
label: Description
content: Leonarde Keeler (1903-1949) developed and promoted polygraphs, first in California and later in Chicago. Associated Research, Inc., a Chicago firm established in 1936 by James F. Inman (1902-1959), repaired and manufactured electric instruments.
label: Description
content: Ref: Leonarde E. Keeler, “Apparatus for Recording Arterial Blood Pressure,” U.S. Patent 1,788,484 (Jan. 13, 1931).
label: Description
content: “Keeler, Famed As Inventor Of Lie Test, Dies,” <i>Chicago Tribune</i> (Sept. 21, 1949), p. 30.
label: Location
content: Currently not on view
place: label: place made
content: United States: Illinois, Chicago
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: American Polygraph Association
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.321642.01
label: catalog number
content: 321642.01
label: model number
content: 3020
label: serial number
content: 3020331
label: patent number
content: 1788434
label: accession number
content: 321642
objectType: label: Object Name
content: Polygraph
label: Other Terms
content: Polygraph; Diagnostic Medicine
physicalDescription: label: Physical Description
content: metal (overall material)
label: Physical Description
content: plastic (overall material)
label: Physical Description
content: paper (overall material)
label: Physical Description
content: leather (overall material)
label: Measurements
content: overall: 34.6 cm x 49.5 cm x 22.5 cm; 13 5/8 in x 19 1/2 in x 8 7/8 in