Title: In the District Court of the United States for the Southern District of New York, the Vacuum Cleaner Company vs. American Rotary Valve Company
Authors: Vacuum Cleaner Company.; American Rotary Valve Company.; United States.
Publisher: s.n.,
Year: 1911
Subjects: Vacuum Cleaner Company Trials, litigation, etc.; American Rotary Valve Company Trials, litigation, etc.; Patent infringement New York (State) New York.; Letters patent New York (State) New York.