No Case no. Lee DeForest, Method of and means for reproduction and amplifying weak pulsating currents Patent no. #1314250
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: 1915-1916
container: label: Container
content: Box 499, Folder 3
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials