Title:
コンクリート製推進管及びそのゴム輪製シール部材
Document Type and Number:
Japanese Patent JP5692653
Kind Code:
B2
Inventors:
Nobe
Shigenori Matsui
Shigenori Matsui
Application Number:
JP2011186152A
Publication Date:
April 01, 2015
Filing Date:
August 29, 2011
Export Citation:
Assignee:
Kurimoto Concrete Industry Co., Ltd.
International Classes:
E21D9/06; F16L1/024; F16L17/02; F16L21/02
Domestic Patent References:
| JP2002276285A | ||||
| JP2000356093A | ||||
| JP8200569A | ||||
| JP2009287659A |
Attorney, Agent or Firm:
Bunji Kamada
Higashio Masahiro
Takayoshi Tagawa
Takashi Shimizu
Higashio Masahiro
Takayoshi Tagawa
Takashi Shimizu