Membership
Tour
Register
Log in
Julius Dahlmann
Follow
Person
Sprockhovel, DT
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Slide fastener
Patent number
4,058,145
Issue date
Nov 15, 1977
OPTI Patent-, Forschungs- und Fabrikations-AG
Alfons Frohlich
A44 - HABERDASHERY JEWELLERY