Granted Patent
Utility
US 4,318,371 · App. 05/955,937
Manifold for internal combustion engines having independent runners, a two-plane layout, and independent plenums
Inventor:
James McFarland
Patented Case
View Patent ↗
Granted: Mar 9, 1982
Filed: Oct 30, 1978
Inventor
James McFarland
Assignee (at issue)
Edelbrock, LLC
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.