Granted Patent
Utility
US 4,492,527 · App. 06/467,413
Wobble plate piston pump
Inventors:
James C. Swain, David L. Thomas
Patented Case
View Patent ↗
Granted: Jan 8, 1985
Filed: Feb 17, 1983
Inventors
James C. Swain
David L. Thomas
Assignee (at issue)
Diesel Kiki Co., Ltd. (Japanese Corp.)
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.