Granted Patent
Utility
US 4,169,696 · App. 05/841,517
High pressure fluid pump
Inventor:
Ralph V. Brown
Patented Case
View Patent ↗
Granted: Oct 2, 1979
Filed: Oct 12, 1977
Inventor
Ralph V. Brown
Assignee (at issue)
Facet Enterprises, Incorporated
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.