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Neumarkt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Fiber glass-reinforced plastic mast
Patent number
5,894,703
Issue date
Apr 20, 1999
Pfleiderer Verkehrstechnik GmbH & Co. KG
Helmut Lieb
E04 - BUILDING
Information
Patent Grant
Apparatus and method for joining two prestressed concrete elements
Patent number
5,809,711
Issue date
Sep 22, 1998
Pfleiderer Verkehrstechnik GmbH & Co. KG
Rolf J. Werner
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method and apparatus for constructing a permanent railroad track
Patent number
5,653,388
Issue date
Aug 5, 1997
Pfleiderer Verkehrstechnik GmbH & Co. KG
Dieter Pietschmann
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Foundation pile of reinforced concrete
Patent number
5,188,485
Issue date
Feb 23, 1993
Pfleiderer Verkehrstechnik GmbH
Richard F. Forster
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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last 30 patents
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