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Aeronautical Publications and Patent Information, 1934 - 1975

 Sub-Series — Multiple Containers
Identifier: MSA 25, Series 2, Sub-Series 1

Scope and Contents

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 - 1975

Access Information

The collection is open for research.

Extent

1.655 Cubic Feet (Three legal-size full-width manuscript boxes)

Language of Materials

From the Collection: English

Repository Details

Part of the Purdue University Archives and Special Collections Repository

Contact:
504 Mitch Daniels Boulevard
West Lafayette Indiana 47907 United States
765-494-2839