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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4814519
Kind Code:
U
Application Number:
JP5603671U
Publication Date:
February 17, 1973
Filing Date:
June 28, 1971
Export Citation:
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International Classes:
H01M4/74; H01M4/06; H01M4/72; (IPC1-7): H01M4/72; H01M4/06