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Patent Searching and Data


Title:
PILLAR HEAD PART EXTENSIBLE TYPE PUNCHING MACHINE
Document Type and Number:
Japanese Patent JPS58164889
Kind Code:
A
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Inventors:
SAITOU YOSHIMITSU
Application Number:
JP4959082A
Publication Date:
September 29, 1983
Filing Date:
March 26, 1982
Export Citation:
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Assignee:
SAITO YOSHIMITSU
International Classes:
E21B7/00; E21B7/02; E21B15/00; (IPC1-7): E21B7/02