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Norbert Klein
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Neunkirchen, DE
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Patents Grants
last 30 patents
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Patent Grant
Multiple-chambered exhaust muffler
Patent number
7,004,283
Issue date
Feb 28, 2006
J. Eberspächer GmbH & Co. KG
Siegfried Wörner
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Process for manufacturing an absorption muffler
Patent number
6,158,547
Issue date
Dec 12, 2000
J. Eberspacher GmbH & Co.
Roland Ackermann
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
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Patent Application
Multiple-chambered exhaust muffler
Publication number
20040003963
Publication date
Jan 8, 2004
Siegfried Worner
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES