Title:
【発明の名称】仮管の溝蓋取付装置
Document Type and Number:
Japanese Patent JP2951528
Kind Code:
B2
Inventors:
TAMURA NOBUYUKI
Application Number:
JP33927793A
Publication Date:
September 20, 1999
Filing Date:
December 03, 1993
Export Citation:
Assignee:
OKUMURAGUMI KK
International Classes:
E03F3/04; E21D9/06; F16L1/00; (IPC1-7): E21D9/06; E03F3/04; F16L1/00
Domestic Patent References:
| JP63121688U | ||||
| JP61198385U | ||||
| JP63121687U |
Attorney, Agent or Firm:
Takuya Yamamoto