Raytheon Tube Patents
name: label: Collection Creator
content: Eisler Engineering Company.
setName: label: See more items in
content: Eisler Engineering Company records
label: See more items in
content: Eisler Engineering Company records / Series 7 : Litigation and Patent Records / 7.2: Patents
unitdate: label: Date
content: 1913 - 1929
container: label: Container
content: Box 41, Folder 18
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials