Box 13
Container
Contains 1 Collection or Record:
United Air Lines News, April 1934; November, 1934 (two photocopied copies); February, 1935; September, 1940; December, 1940; May, 1941; August, 1944, 1934 - 1944
File — Box: 13, Folder: 1
Identifier: MSA 25, Series 2, Sub-Series 1, File 1
Scope and Contents
From the Sub-Series:
Among the items in this sub-series are documents concerning Johnson's patents and files from his patent attorney (1966-1975); Johnson's United States patent, 3,860,202; Method and Apparatus for Dispensing Granular Material from Aircraft, January 14, 1975;
and patent information on his "Map Vending Machine," 1975-1977.
Dates:
1934 - 1944