Title:
【発明の名称】コンクリート床版の穿孔方法
Document Type and Number:
Japanese Patent JP2912911
Kind Code:
B1
Inventors:
Iwao Isoda
Kazuyoshi Kojima
Kazuyoshi Kojima
Application Number:
JP14038298A
Publication Date:
June 28, 1999
Filing Date:
May 08, 1998
Export Citation:
Assignee:
Showbond Construction Co., Ltd.
Kojima Construction Co., Ltd.
Kojima Construction Co., Ltd.
International Classes:
E01D19/12; B28D1/04; E01D21/00; E01D22/00; E01D24/00; (IPC1-7): E01D19/12; E01D21/00
Attorney, Agent or Firm:
Uno Harumi