Granted Patent
Utility
US 5,727,331 · App. 08/671,375
Dual switch electric hair dryer
Inventors:
Arnold Thaler, Tung-hoi Ng
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Jun 27, 1996
Inventors
Arnold Thaler
Tung-hoi Ng
Assignee (at issue)
Windmere 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.