US #847,877, Electric Current Interrupting and Varying Apparatus
name: label: Collection Creator
content: Bachelet, Emile, 1863-1946
label: Collection Creator
content: Bachelet, Albert E.
setName: label: See more items in
content: Emile Bachelet Collection
label: See more items in
content: Emile Bachelet Collection / Series 3: Patents / 3.1: United States Patents
unitdate: label: Date
content: 1907
container: label: Container
content: Box 1, Folder 9
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials