Electronic Blanket: Sewing Machine Patent: Correspondence re: Canadian patent
name: label: Collection Creator
content: Simmons Company
setName: label: See more items in
content: The Simmons Company Records
label: See more items in
content: The Simmons Company Records / Series 1: Corporate Materials / 1.8: Patents
unitdate: label: Date
content: 1946
label: Date
content: 1947
label: Date
content: 1949
container: label: Container
content: Box 43, Folder 11
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials