Title:
【考案の名称】水槽用の水交換装置
Document Type and Number:
Japanese Patent JPH0610771
Kind Code:
Y2
Inventors:
Tatsudan Masateru
Application Number:
JP461088U
Publication Date:
March 23, 1994
Filing Date:
January 20, 1988
Export Citation:
Assignee:
Japan Steel Works, Ltd.
International Classes:
A01K63/04; (IPC1-7): A01K63/04
Attorney, Agent or Firm:
Morishita Yasushi
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