Alto Mannhart

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of tensioning a tension member composed of a plurality of in...
- Patent number 5,809,710
- Issue date Sep 22, 1998
- Dyckerhoff & Widmann Aktiengesellschaft
- Dieter Jungwirth
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method of cleaning and exposing portions of limited length of stran...
- Patent number 5,683,519
- Issue date Nov 4, 1997
- Dyckerhoff & Widmann Aktiengesellschaft
- Alto Mannhart
- B08 - CLEANING
Information Patent Grant
Device for securing a sleeve on the abutting ends of reinforcing bars
- Patent number 4,559,691
- Issue date Dec 24, 1985
- Dyckerhoff & Widmann Aktiengesellschaft
- Alto Mannhart
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of and apparatus for forming an outwardly projecting bulge i...
- Patent number 4,469,756
- Issue date Sep 4, 1984
- Dyckerhoff & Widmann Aktiengesellschaft
- Dieter Jungwirth
- D07 - ROPES CABLES OTHER THAN ELECTRIC