Title:
【考案の名称】ボイド保持装置
Document Type and Number:
Japanese Patent JP3093341
Kind Code:
U
Inventors:
Hiroshi Kondo
Application Number:
JP2002006433U
Publication Date:
May 09, 2003
Filing Date:
October 10, 2002
Export Citation:
Assignee:
Hiroshi Kondo
Masanori Kondo
Kondo Sato
Masanori Kondo
Kondo Sato
International Classes:
(IPC1-7): E04G15/06; E04B5/18; E04G21/12
Attorney, Agent or Firm:
Tadao Mine