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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5563253
Kind Code:
U
Application Number:
JP14650178U
Publication Date:
April 30, 1980
Filing Date:
October 26, 1978
Export Citation:
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International Classes:
B63H7/02; B60V1/14; B60V3/06; (IPC1-7): B60V1/14; B60V3/06; B63H7/02
Foreign References:
US3398809A1968-08-27