Title:
【発明の名称】地下構造物用蓋
Document Type and Number:
Japanese Patent JP3007318
Kind Code:
B2
Inventors:
Hirotaka Nagashima
Mikio Dairaku
Hiroshi Shimada
Yoshikazu Kishimoto
Takeo Ohmori
Joji Ito
Katsuyuki Hoshikawa
Yasuhiro Kubota
Mikio Dairaku
Hiroshi Shimada
Yoshikazu Kishimoto
Takeo Ohmori
Joji Ito
Katsuyuki Hoshikawa
Yasuhiro Kubota
Application Number:
JP31148797A
Publication Date:
February 07, 2000
Filing Date:
October 27, 1997
Export Citation:
Assignee:
Nagashima Foundry Co., Ltd.
Sumitomo Rubber Industries, Ltd.
Sumitomo Rubber Industries, Ltd.
International Classes:
E02D29/14; (IPC1-7): E02D29/14
Domestic Patent References:
| JP9235748A | ||||
| JP1096224A |
Attorney, Agent or Firm:
Akira Izawa