Patent, Great Britain: A Machine for Inserting Springs into Pockets, 257293, 22 August 1925
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
container: label: Container
content: Box 42, Folder 15
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials