Object Details
sova.nmah.ac.0055_ref2062
- Collection Creator
- Clark, George Howard, 1881-1956
- See more items in
- George H. Clark Radioana Collection
- Date
- 1861-1949
- Archival Repository
- Archives Center, National Museum of American History
- Identifier
- NMAH.AC.0055, Series 125
- Type
- Archival materials
- Collection Citation
- George H. Clark Radioana Collection, Archives Center, National Museum of American History, Smithsonian Institution
- Collection Rights
- Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
- Scope and Contents note
- Series 125 contains copies of United States patents relating to radio and related electrical technologies, arranged by patent number [c. 32,471 (1861)- 2,326,836 (1941)]. Also included is a separate section of Fessenden Patents. Several boxes contain information on patent practices: materials include articles; booklets; correspondence 1907-1913; 1918-26;1929-1930; 1949 diagrams; defendants' exhibits; news clippings; pamphlets; patent applications (U.S., British, and German); patent specifications; periodical clippings; and several photographs. There are also materials relating to various patent suits: Langmuir Patent Record and Argument; Canadian General Electric vs. Fada Radio, 1927. Record of suits on wireless patents (1922-1929). Brody Patent Collection (see list in box).
- Collection Restrictions
- Collection is open for research but a portion of the collection remains unprocessed and is stored off-site and special arrangements must be made to work with it. Contact the Archives Center for information at [email protected] or 202-633-3270. Gloves must be worn when handling unprotected photographs, negatives, and slides.
NMAH.AC.0055_ref2062
Large EAD
https://n2t.net/ark:/65665/ep8a9f216cd-03db-450f-a72c-970351ea8c74
NMAH.AC.0055
ACAH
- Record ID
- ebl-1562720312231-1562720312518-4