Helmut Haag

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Waldniel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Communication cable network in a duct or tube system used primarily...
- Patent number 6,301,414
- Issue date Oct 9, 2001
- Alcatel
- Wolfgang Liese
- G02 - OPTICS
Information Patent Grant
Method for installing a telecommunication cable on a supporting cab...
- Patent number 6,127,626
- Issue date Oct 3, 2000
- Alcatel
- Helmut Haag
- G02 - OPTICS
Information Patent Grant
Optical fiber cable with stacks of optical fiber ribbons
- Patent number 5,878,180
- Issue date Mar 2, 1999
- Alcatel
- Klaus Nothofer
- G02 - OPTICS
Information Patent Grant
Self-supporting electrical and optical overhead cable
- Patent number 5,555,338
- Issue date Sep 10, 1996
- Alcatel Kabel AG & Co.
- Helmut Haag
- G02 - OPTICS
Information Patent Grant
Optical fiber with additional color markings
- Patent number 5,377,292
- Issue date Dec 27, 1994
- Kabel Rheydt A.G.
- Franz-Peter Bartling
- G02 - OPTICS
Information Patent Grant
Optical cable having a plurality of basic elements arranged in a co...
- Patent number 4,696,541
- Issue date Sep 29, 1987
- AEG KABEL Aktiengesellschaft
- Helmut Haag
- G02 - OPTICS