Membership
Tour
Register
Log in
Hokuryo Denko Co., Ltd.
Follow
Organization
JA
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Fee-charging apparatus for television sets
Patent number
4,085,422
Issue date
Apr 18, 1978
Hokuryo Denko Co., Ltd.
Tatuji Niwata
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
Trademark
last 30 trademarks