Fritz Von Langsdorff

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7551 Forch, uber Rastatt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Interlocking ground covering elements and arrangements of them for...
- Patent number 4,583,341
- Issue date Apr 22, 1986
- F. von Langsdorff Bauverfahren GmbH
- Gunter Barth
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for producing a ground covering from individua...
- Patent number 4,194,853
- Issue date Mar 25, 1980
- Gunter Barth
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Ground covering slab
- Patent number 4,185,939
- Issue date Jan 29, 1980
- Gunter Barth
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Apparatus for placing paving elements
- Patent number 4,168,130
- Issue date Sep 18, 1979
- Dr. Barth KG
- Gunter Barth
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Slab-elements for covering the ground
- Patent number 4,128,357
- Issue date Dec 5, 1978
- Gunter Barth
- B28 - WORKING CEMENT, CLAY, OR STONE