IP Library › Granted Patent US 4,422,547
Granted Patent Utility
US 4,422,547 · App. 06/445,030

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Inventors: Nobutoshi Abe, Yukio Kakizaki, Jiro Kobayashi
Patented Case View Patent ↗
Granted: Dec 27, 1983 Filed: Nov 29, 1982
Inventors
Nobutoshi Abe
Yukio Kakizaki
Jiro Kobayashi
Assignee (at issue)
Nippon Kogaku K.K.

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Quick Facts
Patent No.
US 4,422,547
App. No.
06/445,030
Filed
1982-11-29
Granted
1983-12-27
Kind
A