Title:
【考案の名称】パチンコ球の研磨材
Document Type and Number:
Japanese Patent JPS6053459
Kind Code:
U
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Inventors:
Niwa Morihiko
Application Number:
JP14662683U
Publication Date:
April 15, 1985
Filing Date:
September 20, 1983
Export Citation:
International Classes:
B24B31/14; A63F7/02; (IPC1-7): B24B31/14