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Patent Searching and Data


Title:
【発明の名称】小径継目無金属管の製造方法
Document Type and Number:
Japanese Patent JP3082678
Kind Code:
B2
Inventors:
Tomio Yamakawa
Isso Shimoda
Application Number:
JP21459396A
Publication Date:
August 28, 2000
Filing Date:
August 14, 1996
Export Citation:
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Assignee:
SUMITOMO METAL INDUSTRIES,LTD.
International Classes:
B21B3/02; B21B19/04; B21B45/04; (IPC1-7): B21B19/04
Domestic Patent References:
JP6170413A
JP6210318A
JP796304A
Attorney, Agent or Firm:
Morio Mori (1 outside)