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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS5520933
Kind Code:
Application Number:
Publication Date:
May 20, 1980
Filing Date:
March 24, 1975
Export Citation:
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International Classes:
E05C1/16; E05B5/00; E05B55/00; E05B55/02; E05B65/10; E05C1/14; (IPC1-7): E05C1/16; E05B55/00; E05B65/10; E05C13/02