Rudolf Messner

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D-8551 Adelsdorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Diffusion device
- Patent number 5,015,421
- Issue date May 14, 1991
- Parkson Corporation
- Rudolf Messner
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Air diffusion device for aerating water with small bubbles
- Patent number 4,624,781
- Issue date Nov 25, 1986
- Rudolf Messner
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE