Title:
【発明の名称】ダクト用換気扇
Document Type and Number:
Japanese Patent JP2641629
Kind Code:
B2
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Inventors:
ISHIZU TETSUO
Application Number:
JP4942691A
Publication Date:
August 20, 1997
Filing Date:
March 14, 1991
Export Citation:
Assignee:
MATSUSHITA SEIKO KK
International Classes:
F24F7/10; (IPC1-7): F24F7/10
Domestic Patent References:
| JPS6238535B2 |
Attorney, Agent or Firm:
Tomoyuki Takimoto