Granted Patent
Utility
US 4,747,306 · App. 06/864,184
Temperature compensating tangent assembly for a diaphragm gas meter
Inventor:
William P. Kiriloff
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: May 16, 1986
Inventor
William P. Kiriloff
Assignee (at issue)
American Meter Company
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.