Hartono Widjaja

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Wetter, DE

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Patents Grantslast 30 patents

Information Patent Grant
Screening device for eliminating balls from a coolant line
- Patent number 6,223,809
- Issue date May 1, 2001
- Taprogge GmbH
- Hans-Werner Schildmann
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Lock for balls for cleaning cooling systems
- Patent number 6,070,652
- Issue date Jun 6, 2000
- Taprogge GmbH
- Hans-Werner Schildmann
- F28 - HEAT EXCHANGE IN GENERAL