Patents -- United States
Subject Source: Library of Congress Subject Headings
Found in 3 Collections and/or Records:
Samuel P. Kimball patents for a cultivator
Patents for a cultivator designed by Samuel P. Kimball (1851-1938) filed in the United States and Canada. Kimball was a fruit grower in the area of Salem, Oregon.
Nehemiah Martin papers
Photocopy donation land claim, Yamhill County, Oregon, January 18, 1866, and photocopy manuscript patent, August 14, 1878.
Patents and government developed inventions collection
Collection of materials assembled by the Oregon Historical Society relating to patents and government developed inventions. Includes material concerning: John Francis Connell, Joseph Sevick, Andrew Smith and other inventors; patents from around the world for photo printing, industrial machinery, washing machines, locks and safes, etc.