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Patents Grantslast 30 patents

Information Patent Grant
Regenerative expansion apparatus, pulse tube cryogenic cooler, magn...
- Patent number 8,072,219
- Issue date Dec 6, 2011
- Sumitomo Heavy Industries, Ltd.
- Motokazu Saito
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Regenerative expansion apparatus, pulse tube cryogenic cooler, magn...
- Publication number 20090302844
- Publication date Dec 10, 2009
- Sumitomo Heavy Industries, Ltd.
- MOTOKAZU SAITO
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...