Title:
可撓性ヒューム管及び可撓性ヒューム管の製造方法並びに可撓性ボックスカルバート及び可撓性ボックスカルバートの製造方法
Document Type and Number:
Japanese Patent JP4501335
Kind Code:
B2
Inventors:
Iikawa Yasuro
Application Number:
JP2002280611A
Publication Date:
July 14, 2010
Filing Date:
September 26, 2002
Export Citation:
Assignee:
Fujimura Hume Tube Co., Ltd.
International Classes:
E21D9/06; E03F3/04; F16L27/10
Domestic Patent References:
| JP10331579A | ||||
| JP11101377A | ||||
| JP11198118A | ||||
| JP10212897A | ||||
| JP60146103U | ||||
| JP2001303888A | ||||
| JP2001295580A |
Attorney, Agent or Firm:
Kazutoyo Watanabe