Membership
Tour
Register
Log in
Rudolf Boiko
Follow
Person
Hanover, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Process for the production of a ball point pen cartridge
Patent number
4,587,999
Issue date
May 13, 1986
Pelikan A.G.
Rudolf Boiko
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES