Granted Patent
Utility
US 4,369,474 · App. 06/220,984
Player for magnetic tape cartridge recordings
Inventors:
Teturo Kamimura, Masahiro Komatsubara, Shizuo Ando, Takuzi Inanaga
Patented Case
View Patent ↗
Granted: Jan 18, 1983
Filed: Dec 29, 1980
Inventors
Teturo Kamimura
Masahiro Komatsubara
Shizuo Ando
Takuzi Inanaga
Assignee (at issue)
Pioneer Electronic 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.