Membership
Tour
Register
Log in
Henryk Zych
Follow
Person
Tarnowskie Gory, PL
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Slidable filling dam
Patent number
4,406,565
Issue date
Sep 27, 1983
Centrum Konstrukcyjnotechnologiczne Maszyn Gorniczych
Wincenty Pretor
E21 - EARTH DRILLING MINING