Kurt-Dieter Herberts

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Wuppertal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Means for observing gas-tight and pressure-tight closed chambers
- Patent number 4,961,628
- Issue date Oct 9, 1990
- Herberts Industrieglas GmbH & Co. KG
- Kurt-Dieter Herberts
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS