Document Type and Number:
Japanese Patent JPH0221093
Kind Code:
Y2
Application Number:
JP3286281U
Publication Date:
June 07, 1990
Filing Date:
March 11, 1981
Export Citation:
International Classes:
A63F9/20; A63F7/02; B24B29/00; B24B31/00; B24B31/02; (IPC1-7): A63F9/20; B24B29/00
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