【発明の名称】管内走行装置

Title:

【発明の名称】管内走行装置

Document Type and Number:

Japanese Patent JPH0826956

Kind Code:

B2

Inventors:

WATABIKI MASAYUKI
YAMAGUCHI MASAYOSHI
KURITA SHINICHI
SONODA SHINJI
YAMASHITA MAKOTO
HOSOHARA YASUHARU

Application Number:

JP20048187A

Publication Date:

March 21, 1996

Filing Date:

August 11, 1987

Export Citation:

Assignee:

HITACHI SEISAKUSHO KK
TOKYO GASU KK

International Classes:

G01N21/88; B25B25/00; F16L55/00; G01N21/954; H02G1/08; (IPC1-7): F16L55/00; B25B25/00; G01N21/88; H02G1/08

Domestic Patent References:

JP60223409A
JP60165163U

Attorney, Agent or Firm:

Unuma Tatsuyuki

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