Granted Patent
Utility
US 5,970,796 · App. 09/052,549
Pressure gauge having a diaphragm secured staked within the enclosure
Inventors:
Jeffrey T. Blake, Talivaldis I. Maidelis
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Mar 31, 1998
Inventors
Jeffrey T. Blake
Talivaldis I. Maidelis
Assignee (at issue)
Dresser Industries, 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.