Title:
【発明の名称】レジンコンクリートマンホール及びその改造工法
Document Type and Number:
Japanese Patent JP2747568
Kind Code:
B2
Inventors:
SUGANO SAKAE
DOMON RYOETSU
MISHINA TSUTOMU
SATO HISAO
MURANO TOMIO
DOMON RYOETSU
MISHINA TSUTOMU
SATO HISAO
MURANO TOMIO
Application Number:
JP29648590A
Publication Date:
May 06, 1998
Filing Date:
November 01, 1990
Export Citation:
Assignee:
NIPPON DENSHIN DENWA KK
CHUO KOZAI KK
CHUO KOZAI KK
International Classes:
E02D29/12; (IPC1-7): E02D29/12
Domestic Patent References:
| JP6142217A |
Attorney, Agent or Firm:
Toshio Takayama (1 person outside)