Title:
【発明の名称】横穴掘進機
Document Type and Number:
Japanese Patent JP3062897
Kind Code:
B2
Inventors:
Hideyoshi Suzue
Application Number:
JP35502991A
Publication Date:
July 12, 2000
Filing Date:
December 19, 1991
Export Citation:
Assignee:
Taiko Tex Co., Ltd.
Yachiyo Engineering Co., Ltd.
Yachiyo Engineering Co., Ltd.
International Classes:
E21D9/087; E21D9/08; (IPC1-7): E21D9/08
Domestic Patent References:
| JP4272386A | ||||
| JP62117991A | ||||
| JP6087296U | ||||
| JP5017001B1 |
Attorney, Agent or Firm:
Takehiro Furuta