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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS51112544
Kind Code:
U
Application Number:
JP3102875U
Publication Date:
September 11, 1976
Filing Date:
March 07, 1975
Export Citation:
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International Classes:
B41F21/00; B65H7/04; B65H7/06; G03B27/00; G03B27/32; G03G15/00; G03G15/04; (IPC1-7): G03B27/00; B41F21/00; G03B27/32; G03G15/00
Domestic Patent References:
JPS496044U1974-01-19
JPS4871655A1973-09-27
Foreign References:
US3495822A1970-02-17
US3693969A1972-09-26