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Catalog Data

Collection Creator:
Clark, George Howard, 1881-1956  Search this
Type:
Archival materials
Date:
1861-1949
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 archivescenter@si.edu or 202-633-3270. Gloves must be worn when handling unprotected photographs, negatives, and slides.
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.
Collection Citation:
George H. Clark Radioana Collection, Archives Center, National Museum of American History, Smithsonian Institution
Identifier:
NMAH.AC.0055, Series 125
See more items in:
George H. Clark Radioana Collection
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep8a9f216cd-03db-450f-a72c-970351ea8c74
EDAN-URL:
ead_component:sova-nmah-ac-0055-ref2062