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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0247291
Kind Code:
U
Application Number:
JP12525588U
Publication Date:
March 30, 1990
Filing Date:
September 26, 1988
Export Citation:
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International Classes:
E21D9/12; B65G29/00; B65G65/48; (IPC1-7): E21D9/12; B65G29/00; B65G65/48
Domestic Patent References:
JPS5231225B21977-08-13
JPS5659999A1981-05-23
JPS5838078U1983-03-12



 
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