Granted Patent
Utility
US 5,557,474 · App. 08/451,433
Passive thermal compensation method and apparatus
Inventor:
Donald McCrary
Patented Case
View Patent ↗
Granted: Sep 17, 1996
Filed: May 26, 1995
Inventor
Donald McCrary
Assignee (at issue)
LOCKHEED MARTIN 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.