United States Patent Law Sesquintennial
name: label: Collection Creator
content: Baekeland, L. H. (Leo Hendrik), 1863-1944
setName: label: See more items in
content: Leo H. Baekeland Papers
label: See more items in
content: Leo H. Baekeland Papers / Series 9: Patents
unitdate: label: Date
content: 1940
container: label: Container
content: Box 35, Folder 9
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials