Title:
DETECTOR FOR FORCE OF ACTION
Document Type and Number:
Japanese Patent JPS5886293
Kind Code:
A
Inventors:
HAYAKAWA YASUO
Application Number:
JP18303381A
Publication Date:
May 23, 1983
Filing Date:
November 17, 1981
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
G01L5/00; E21B44/00; E21B44/02; (IPC1-7): E21B44/00; G01L5/00
Attorney, Agent or Firm:
Kenjiro Take
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