O2 Engineering., Ltd.

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Utsunomiya-shi, Tochigi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Internal cleaning agent for diesel engine and cleaning system using...
- Patent number 9,617,505
- Issue date Apr 11, 2017
- O2 ENGINEERING., LTD.
- Osamu Ogawa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

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Patents Applicationslast 30 patents

Information Patent Application
INTERNAL CLEANING AGENT FOR DIESEL ENGINE AND CLEANING SYSTEM USING...
- Publication number 20150108252
- Publication date Apr 23, 2015
- O2 Engineering., Ltd.
- Osamu Ogawa
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...