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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS556923
Kind Code:
Y2
Application Number:
JP4620375U
Publication Date:
February 16, 1980
Filing Date:
April 04, 1975
Export Citation:
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International Classes:
E05C1/16; E05B55/02; E05C1/14; (IPC1-7): E05C1/14; E05C13/02