Patents
setName: label: See more items in
content: Charles A. Carlson Papers
unitdate: label: Date
content: 1905-1949
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.1645, Series 1
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: Series contains patents from the United States and other countries filed by Charles A. Carlson and other inventors relating to internal combustion engines.