Title:
真空炉
Document Type and Number:
Japanese Patent JP4423844
Kind Code:
B2
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Inventors:
Kazuhiko Katsumata
Application Number:
JP2002293655A
Publication Date:
March 03, 2010
Filing Date:
October 07, 2002
Export Citation:
Assignee:
Ihi Co., Ltd.
International Classes:
C21D1/773; F27B17/00; F27D3/12
Domestic Patent References:
| JP2125956U | ||||
| JP61000517A | ||||
| JP61143513A |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Takashi Watanabe