Document Type and Number:
Japanese Patent JPH0520881
Kind Code:
Y2
Application Number:
JP10586488U
Publication Date:
May 28, 1993
Filing Date:
August 10, 1988
Export Citation:
International Classes:
B63G8/20; B25J3/04; F15B9/08; (IPC1-7): F15B9/08; B25J3/04; B63G8/20
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