Title:
【発明の名称】消失鋳造法によるマンホール枠の製造方法
Document Type and Number:
Japanese Patent JP2934000
Kind Code:
B2
More Like This:
| WO/2019/169301 | LIGHTWEIGHT VAULT COVER |
Inventors:
HORIE TAKAO
SAKAI SHOICHI
KOKUNE YASUSHI
SAKAI SHOICHI
KOKUNE YASUSHI
Application Number:
JP23845590A
Publication Date:
August 16, 1999
Filing Date:
September 06, 1990
Export Citation:
Assignee:
OKAMOTO KK
KOKUNE KK
KOKUNE KK
International Classes:
E02D29/14; B22C9/04; B22D25/02; (IPC1-7): B22C9/04; B22D25/02
Domestic Patent References:
| JP5811228A | ||||
| JP2165843A | ||||
| JP6254547A |
Attorney, Agent or Firm:
Michio Nakajima (2 outside)