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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4820200
Kind Code:
U
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Application Number:
JP6313171U
Publication Date:
March 07, 1973
Filing Date:
July 16, 1971
Export Citation:
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International Classes:
B61B7/00; B61B7/06; H02G1/02; (IPC1-7): B61B7/06



 
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