Case no. 77: Charles Francis Jenkins, Application materials, A Êbasic patent¯ Canadian Pat. no. #317281 (Television) Duplex Radio Machine Cross ref. US Pat. no. #1694065
name: label: Collection Creator
content: Clark, George Howard, 1881-1956
setName: label: See more items in
content: George H. Clark Radioana Collection
label: See more items in
content: George H. Clark Radioana Collection / Series G: Darby & Darby, Attorneys Patent Files
unitdate: label: Date
content: 1930-1931
container: label: Container
content: Box 499, Folder 10
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials