Membership
Tour
Register
Log in
Shigeo Matsumura
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for producing superfine particle
Patent number
4,881,722
Issue date
Nov 21, 1989
Neturen Company Limited
Tadashi Koizumi
B22 - CASTING POWDER METALLURGY