Sumio Ando

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid-sealed type vacuum pump
- Patent number 4,113,410
- Issue date Sep 12, 1978
- Otsuka Nutrition Research Institute Inc.
- Sumio Ando
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...