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Inventor
NOGAWA MASAHUMI
JP
2 patents
Patents
2 patents
US6434947B2
Aug 20, 2002
Pulse tube refrigerator
AISIN SEIKI
33 citations
90
US6460349B1
Oct 8, 2002
Rotary valve unit in a pulse tube refrigerator
AISIN SEIKI
36 citations
88