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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6227949
Kind Code:
U
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Application Number:
JP11983485U
Publication Date:
February 20, 1987
Filing Date:
August 06, 1985
Export Citation:
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International Classes:
B63B29/18; E04H4/00; E04H4/06; (IPC1-7): E04H3/19; B63B29/18