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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5537726
Kind Code:
U
Application Number:
JP12121778U
Publication Date:
March 11, 1980
Filing Date:
September 05, 1978
Export Citation:
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International Classes:
B63B1/14; B63B1/12; B63B5/24; B63B7/02; B63B7/04; (IPC1-7): B63B5/24; B63B1/12; B63B7/04