Granted Patent
Utility
US 5,384,511 · App. 08/203,754
Varible-thickness shadow mask for color cathode-ray tubes
Inventor:
Takeo Fujimura
Patented Case
View Patent ↗
Granted: Jan 24, 1995
Filed: Mar 1, 1994
Inventor
Takeo Fujimura
Assignee (at issue)
MITSUBISHI ELECTRIC 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.