Document Type and Number:
Japanese Patent JPS52140598
Kind Code:
U
Application Number:
JP4982776U
Publication Date:
October 25, 1977
Filing Date:
April 19, 1976
Export Citation:
International Classes:
B63H25/46; B63H11/04; B63H11/107; (IPC1-7): B63H25/46; B63H11/04
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