Wolfhart Andra

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D-7000 Stuttgart, DE

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Patents Grantslast 30 patents

Information Patent Grant
Articulated bearing for heavy loads
- Patent number 5,466,068
- Issue date Nov 14, 1995
- Hans P. Andra
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Height adjustable pot bearing
- Patent number 4,687,182
- Issue date Aug 18, 1987
- SHW Schwabische Huttenwerke GmbH
- Wolfhart Andra
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Connection of a cast-in-place reinforced concrete slab to a prefabr...
- Patent number 4,612,747
- Issue date Sep 23, 1986
- Deha Baubedarf GmbH & Co. KG
- Wolfhart Andra
- E04 - BUILDING
Information Patent Grant
Reflector with air pressure means
- Patent number 4,352,112
- Issue date Sep 28, 1982
- Fritz Leonhardt
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Waisted envelope for tubular building structures
- Patent number 4,326,363
- Issue date Apr 27, 1982
- Fritz Leonhardt
- E04 - BUILDING