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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5271794
Kind Code:
U
Application Number:
JP15940675U
Publication Date:
May 28, 1977
Filing Date:
November 25, 1975
Export Citation:
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International Classes:
A63H13/20; A63H3/52; A63H7/00; (IPC1-7): A63H3/52; A63H7/00
Domestic Patent References:
JPS276445Y1
JP48071997B