Title:
【考案の名称】換気具
Document Type and Number:
Japanese Patent JPH0710767
Kind Code:
Y2
Inventors:
Chen Keihua
Application Number:
JP2985291U
Publication Date:
March 15, 1995
Filing Date:
April 04, 1991
Export Citation:
Assignee:
Chen Keihua
International Classes:
A62B17/00; (IPC1-7): A62B17/00
Domestic Patent References:
| JP58115244U | ||||
| JP6293319U |
Attorney, Agent or Firm:
Kurahashi Akira