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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6144199
Kind Code:
B2
Inventors:
SENGOKU TAKEYUKI
IWAO YASUHIRO
YONETANI TAKEHARU
Application Number:
JP1764580A
Publication Date:
October 01, 1986
Filing Date:
February 15, 1980
Export Citation:
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Assignee:
KAJIMA CORP
International Classes:
E21D9/00; E21D9/10; E21D9/12; E21F1/00; E21F5/00; E21F5/20; E21F11/00; E21F13/02; E21F13/06