Granted Patent
Utility
US 6,813,152 · App. 10/345,800
Method for improving airflow in subrack mechanics by using a hybrid serial/parallel fan configuration
Inventor:
Thomas M. Perazzo
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Jan 16, 2003
Inventor
Thomas M. Perazzo
Assignee (at issue)
APW Ltd.
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.