Title:
【発明の名称】電磁波遮蔽性プレキャストコンクリート板、及び該プレキャストコンクリート板を用いた建物外壁構造
Document Type and Number:
Japanese Patent JP3000215
Kind Code:
B1
Inventors:
Masami Ogawa
Application Number:
JP31635798A
Publication Date:
January 17, 2000
Filing Date:
November 06, 1998
Export Citation:
Assignee:
Otsuka Ohmi Ceramics Co., Ltd.
International Classes:
E04B1/92; E04C2/04; H05K9/00; (IPC1-7): E04B1/92; E04C2/04; H05K9/00
Attorney, Agent or Firm:
Eiji Saegusa (10 others)