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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5160844
Kind Code:
U
Application Number:
JP13523374U
Publication Date:
May 13, 1976
Filing Date:
November 08, 1974
Export Citation:
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International Classes:
G02B7/02; G02B7/04; (IPC1-7): G02B7/04
Domestic Patent References:
JP39030334A
JPS4953825A1974-05-25



 
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