Membership
Tour
Register
Log in
Iwao Watanabe
Follow
Person
Okayama, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Free-access floor
Patent number
4,850,163
Issue date
Jul 25, 1989
O M Kiki Co., Ltd.
Tokuzo Kobayashi
E04 - BUILDING