Expired Canadian patents granted to Scherbatskoy and Geophysical Measurements Corp.
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 4: Canadian Geophysical Measurements Corporation (GMC) / 4.3: Canadian Geophysical Measurements vs. Computalog Gearhart, Ltd.
unitdate: label: Date
content: 1955
label: Date
content: 1957-1958
label: Date
content: 1961
container: label: Container
content: Box 8, Folder 4
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials