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Document Type and Number:
Japanese Patent JPS61198720
Kind Code:
U
Application Number:
JP8209985U
Publication Date:
December 12, 1986
Filing Date:
May 31, 1985
Export Citation:
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International Classes:
F16B43/00; E02D3/00; E21D11/38; (IPC1-7): F16B43/00; E02D3/00; E21D11/38



 
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