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Title:
円筒部材の雌ねじの形成装置及び形成方法
Document Type and Number:
Japanese Patent JP5548810
Kind Code:
B1
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Inventors:
Akinobu Masuda
Application Number:
JP2013165839A
Publication Date:
July 16, 2014
Filing Date:
August 09, 2013
Export Citation:
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Assignee:
Daiwa energy machine incorporated company
International Classes:
B21H3/08
Domestic Patent References:
JP178641C
JPH01293935A1989-11-27
JPH10193022A1998-07-28
Attorney, Agent or Firm:
Katsunori Sugimoto
Mitsuhiro Okada



 
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