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Patent Searching and Data


Title:
海底資源採掘装置。
Document Type and Number:
Japanese Patent JP5354435
Kind Code:
B1
Inventors:
北口 弘正
Application Number:
JP2012289432A
Publication Date:
November 27, 2013
Filing Date:
December 22, 2012
Export Citation:
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Assignee:
北口 弘正
International Classes:
E21B43/00
Domestic Patent References:
JP2012518102A
JP2006161531A
JP2000282775A
Foreign References:
US20080088171
US3999313
US3675348
FR2404584A1



 
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