Granted Patent
Utility
US 4,552,513 · App. 06/472,668
Multiple piston pump control
Inventors:
Leslie A. Miller, Thomas J. McCall, Jr.
Patented Case
View Patent ↗
Granted: Nov 12, 1985
Filed: Mar 7, 1983
Inventors
Leslie A. Miller
Thomas J. McCall, Jr.
Assignee (at issue)
Spectra-Physics, Inc.
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.