Assignee
No assignee recorded.
Inventors
- Unknown
- Unknown
- Kazuo Abe (38 patents)
- Tsuyoshi Sato (105 patents)
- Yasuhiko Miyake (11 patents)
- Masahiro Nagai (11 patents)
- Unknown
- Kiyoshi Shimojima (3 patents)
US Patent 4270373 · Granted Jun 2, 1981
No assignee recorded.