Granted Patent
Utility
US 5,615,170 · App. 08/512,660
Method, system and apparatus for selectively shutting off leakage of compressed air in marine seismic airgun arrays having common supply hoses for multiple airguns
Inventor:
Stephen Chelminski
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: Aug 8, 1995
Inventor
Stephen Chelminski
Assignee (at issue)
BOLT TECHNOLOGY CORPORATION
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.