Granted Patent
Utility
US 5,429,077 · App. 08/275,790
Water hammer rapper method and apparatus
Inventor:
Thomas E. Moskal
Patented Case
View Patent ↗
Granted: Jul 4, 1995
Filed: Jul 15, 1994
Inventor
Thomas E. Moskal
Assignee (at issue)
The Babcock & Wilcox 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.