Soichiro Tomioka

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Patents Grantslast 30 patents

Information Patent Grant
Reversible expansion valve
- Patent number 4,372,486
- Issue date Feb 8, 1983
- Kabushiki Kaisha Saginomiya Seisakusho
- Soichiro Tomioka
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...