Granted Patent
Utility
US 4,521,265 · App. 06/530,597
Process for preparing laminated plate
Inventors:
Ichikawa Kunihiko, Mishima Kiyoshi
Patented Case
View Patent ↗
Granted: Jun 4, 1985
Filed: Jul 20, 1983
Inventors
Ichikawa Kunihiko
Mishima Kiyoshi
Assignee (at issue)
Mitsubishi Light Metal Industries Limited
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.