Title:
【発明の名称】二重管式熱交換装置
Document Type and Number:
Japanese Patent JP2927009
Kind Code:
B2
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Inventors:
AKI YOSHIFUMI
Application Number:
JP3392791A
Publication Date:
July 28, 1999
Filing Date:
February 28, 1991
Export Citation:
Assignee:
DENSOO KK
International Classes:
F28F9/02; (IPC1-7): F28F9/02
Domestic Patent References:
| JP5057065U |
Attorney, Agent or Firm:
Takehiko Suzue