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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS53133019
Kind Code:
U
Application Number:
JP3908677U
Publication Date:
October 21, 1978
Filing Date:
March 30, 1977
Export Citation:
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International Classes:
B63B17/06; B63H21/32; B63J2/06; F01N3/02; F01N13/20; (IPC1-7): F01N7/20; B63B17/06; B63J2/06; F01N3/02



 
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