Title:
【発明の名称】超音波信号伝送装置
Document Type and Number:
Japanese Patent JP2931873
Kind Code:
B2
Inventors:
OGAWA SHIGEKI
KUWANO HIROKI
KUWANO HIROKI
Application Number:
JP1262391A
Publication Date:
August 09, 1999
Filing Date:
January 11, 1991
Export Citation:
Assignee:
NIPPON DENSHIN DENWA KK
International Classes:
G01H3/00; H04B11/00; (IPC1-7): H04B11/00; G01H3/00
Domestic Patent References:
| JP6367035A | ||||
| JP5051352A |
Attorney, Agent or Firm:
Masaki Yamakawa