Title:
Cryogenic refrigerator
Document Type and Number:
Japanese Patent JP6013257
Kind Code:
B2
Inventors:
Yamada Koji
Application Number:
JP2013070464A
Publication Date:
October 25, 2016
Filing Date:
March 28, 2013
Export Citation:
Assignee:
Sumitomo Heavy Industries Ltd.
International Classes:
F25B9/14
Domestic Patent References:
| JP56110849A | ||||
| JP6300377A | ||||
| JP59063462A | ||||
| JP3017472A | ||||
| JP63259357A |
Foreign References:
| US4412423 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito