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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5125534
Kind Code:
U
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Application Number:
JP9697974U
Publication Date:
February 25, 1976
Filing Date:
August 15, 1974
Export Citation:
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International Classes:
E21D11/00; E21D9/06; (IPC1-7): E21D9/06



 
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