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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0413668
Kind Code:
U
Application Number:
JP5207790U
Publication Date:
February 04, 1992
Filing Date:
May 18, 1990
Export Citation:
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International Classes:
D01B7/04; (IPC1-7): D01B7/04
Domestic Patent References:
JPS5438212A1979-03-22
JPS5259716A1977-05-17
JP63131767B



 
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