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Title:
HIGH-EFFICIENCY INKSTONE
Document Type and Number:
Japanese Patent JPS6239297
Kind Code:
A
Inventors:
ISHIZUKA HIROSHI
TAKASAKI SUSUMU
Application Number:
JP17888285A
Publication Date:
February 20, 1987
Filing Date:
August 14, 1985
Export Citation:
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Assignee:
ISHIZUKA KENKYUSHO
International Classes:
B43M99/00; (IPC1-7): B43M17/00
Domestic Patent References:
JP57147099B
JPS5627995B21981-06-29
JP51132036B
JPS5022752U1975-03-14
JPS6122697B21986-06-02



 
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