Membership
Tour
Register
Log in
Yoshio Tsuji
Follow
Person
Koganei, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Stencil paper assembly
Patent number
4,128,057
Issue date
Dec 5, 1978
Riso Kagaku Corporation
Noboru Hayama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS