Tadao Watanabe

Follow

Person

Yamagata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photometering device in single lens reflex camera
- Patent number 5,278,607
- Issue date Jan 11, 1994
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Kazuo Goto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY