Title:
地中掘削機の位置検出システム
Document Type and Number:
Japanese Patent JP3619717
Kind Code:
B2
Inventors:
Toshimitsu Nozu
Keijiro Ishii
Keijiro Ishii
Application Number:
JP22816199A
Publication Date:
February 16, 2005
Filing Date:
August 12, 1999
Export Citation:
Assignee:
Photoelectric Manufacturing Co., Ltd.
International Classes:
E21D9/093; E21D9/06; G01S7/03; G01S13/88; G01V3/12; (IPC1-7): G01V3/12; E21D9/06; E21D9/093; G01S7/03; G01S13/88
Domestic Patent References:
| JP1119707A | ||||
| JP10221464A | ||||
| JP11174160A | ||||
| JP5164855A | ||||
| JP60157065A |
Attorney, Agent or Firm:
Toshihiko Sakurai
Previous Patent: MORTAR REINFORCER FOR REPAIRING HIGH TEMPERATURE FURNACE BRICK, HIGH TEMPERATURE FURNACE BRICK REPAI...
Next Patent: ディスクドライブ装置
Next Patent: ディスクドライブ装置