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Document Type and Number:
Japanese Patent JPH03115199
Kind Code:
U
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JP2971900[Title of Invention] A method for replacing a tail seal in a shield excavator.
Application Number:
JP2233590U
Publication Date:
November 27, 1991
Filing Date:
March 06, 1990
Export Citation:
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International Classes:
E21D9/06; F16L1/024; (IPC1-7): E21D9/06; F16L1/02; F16L1/024



 
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