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Title:
【考案の名称】螺旋状浮具
Document Type and Number:
Japanese Patent JPH0633949
Kind Code:
Y2
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Inventors:
Takeshi Igarashi
Application Number:
JP4131489U
Publication Date:
September 07, 1994
Filing Date:
April 08, 1989
Export Citation:
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Assignee:
Igarashi Co., Ltd.
International Classes:
A63B31/00; (IPC1-7): A63B31/00
Domestic Patent References:
JP255070A
JP6382699U
Attorney, Agent or Firm:
Dozo Isono



 
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