Membership
Tour
Register
Log in
Kenji Watabe
Follow
Person
Yokohama, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Video tape recorder
Patent number
D339123
Issue date
Sep 7, 1993
Hitachi, Ltd.
Kouichi Kasama
D14 - Recording, communication, or information retrieval equipment