Title:
【発明の名称】排水暗渠用有孔シートの製造法
Document Type and Number:
Japanese Patent JP2755448
Kind Code:
B2
Inventors:
ARAMAKI YOSHIZO
SUZUKI TOORU
SUZUKI TOORU
Application Number:
JP29063589A
Publication Date:
May 20, 1998
Filing Date:
November 08, 1989
Export Citation:
Assignee:
AARU PII TOPURA KK
International Classes:
B26D9/00; E02B11/00; (IPC1-7): E02B11/00
Attorney, Agent or Firm:
Sota Asahina (2 outside)