Granted Patent
Utility
US 4,246,652 · App. 05/891,339
Seismic source signatured evaluation apparatus
Inventors:
Tawassul Ali Khan, Michel P. Moesse
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Mar 29, 1978
Inventors
Tawassul Ali Khan
Michel P. Moesse
Assignee (at issue)
Geosource, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.