Akira Hagiwara

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing snow using ultrasonic waves
- Patent number 5,102,043
- Issue date Apr 7, 1992
- NKK Corporation
- Masanori Inoue
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...