Title:
【考案の名称】作業環境改善装置
Document Type and Number:
Japanese Patent JP2607079
Kind Code:
Y2
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Inventors:
Hiroo Mizushima
Katsuyuki Nagai
Adachi Haruyuki
Katsuyuki Nagai
Adachi Haruyuki
Application Number:
JP6463093U
Publication Date:
March 19, 2001
Filing Date:
December 02, 1993
Export Citation:
Assignee:
Shinwa Tech Co., Ltd.
Japan Air Filter Co., Ltd.
Japan Air Filter Co., Ltd.
International Classes:
A47L7/00; B01D46/00; F24F1/02; F24F7/00; F24F7/06; (IPC1-7): F24F1/02; A47L7/00; B01D46/00; F24F7/00; F24F7/06
Domestic Patent References:
| JP392119A | ||||
| JP3224529A | ||||
| JP61175427A | ||||
| JP50140091U |
Attorney, Agent or Firm:
Takehiko Suzue