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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01156852
Kind Code:
U
Application Number:
JP5250888U
Publication Date:
October 27, 1989
Filing Date:
April 18, 1988
Export Citation:
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International Classes:
B24B31/033; B24B31/12; (IPC1-7): B24B31/033; B24B31/12
Domestic Patent References:
JP56109858B
JPS5840261A1983-03-09
JPS6031962B21985-07-25



 
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