Measurement while drilling U.S. patent assignments Serge A. Scherbatskoy to Gearhart
name: label: Collection Creator
content: Scherbatskoy, Serge A., 1908-2002
setName: label: See more items in
content: Serge A. Scherbatskoy Papers
label: See more items in
content: Serge A. Scherbatskoy Papers / Series 6: Gearhart-Owen Industries, Inc., (GOI), Gearhart Industries Inc., (GII) / 6.7: Patent Assignments
unitdate: label: Date
content: 1978-1980
label: Date
content: 1986-1987
container: label: Container
content: Box 16, Folder 5
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials