D-6614
name: label: Collection Creator
content: United Telegraph Workers.
label: Collection Creator
content: Western Union Telegraph Company
setName: label: See more items in
content: Western Union Telegraph Company Records
label: See more items in
content: Western Union Telegraph Company Records / Series 12: Patent Materials / 12.4: Patent Application Files
container: label: Container
content: Box 468, Folder 2
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents note
content: Steeneck, R. 

 #2,891,109 

 "Printing Telegraph Signal Normalizer"