Granted Patent
Utility
US 4,480,440 · App. 06/370,407
Turbocharger compressor end ventilation system
Inventors:
Allan C. Harper, Edwin L. Jones, Ivan D. Beaver
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Apr 21, 1982
Inventors
Allan C. Harper
Edwin L. Jones
Ivan D. Beaver
Assignee (at issue)
Wallace Murray Corporation
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.