Gunter Lenzen

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for installation and removal of glass pane from a frame
- Patent number 4,555,607
- Issue date Nov 26, 1985
- Paul Roentgen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inner lamina, and process for manufacture, for vehicle windshield
- Patent number 4,554,199
- Issue date Nov 19, 1985
- Saint-Gobain Vitrage
- Paul Roentgen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL