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Title:
CONSTRUCTION OF LOCK BOLT
Document Type and Number:
Japanese Patent JPS60242300
Kind Code:
A
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Inventors:
TSUKAMOTO YASUSHI
Application Number:
JP9579984A
Publication Date:
December 02, 1985
Filing Date:
May 14, 1984
Export Citation:
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Assignee:
KOKEN BORING MACHINE CO
International Classes:
E21D20/00; E21D20/02; (IPC1-7): E21D20/02
Domestic Patent References:
JPS465182A
JPS55101699A1980-08-02
Attorney, Agent or Firm:
Hideaki Sato



 
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