Granted Patent
Utility
US 4,462,682 · App. 06/237,602
Electrostatic recording apparatus
Inventor:
Masao Monma
Patented Case
View Patent ↗
Granted: Jul 31, 1984
Filed: Feb 24, 1981
Inventor
Masao Monma
Assignee (at issue)
Konishiroku Photo Industry Co., 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.