Document Type and Number:
Japanese Patent JPH0421680
Kind Code:
U
More Like This:
Application Number:
JP6427390U
Publication Date:
February 24, 1992
Filing Date:
June 18, 1990
Export Citation:
International Classes:
E04H1/12; B63B29/02; (IPC1-7): E04H1/12; B63B29/02
Domestic Patent References:
| JP55166866B | ||||
| JPS6128840U | 1986-02-21 |
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