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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4851834
Kind Code:
U
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Application Number:
JP9739371U
Publication Date:
July 05, 1973
Filing Date:
October 20, 1971
Export Citation:
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International Classes:
B21C1/22; B21B45/02; B21C1/00; B21C43/00; B21C43/04; (IPC1-7): B21C1/00; B21B45/02; B21C1/22; B21C43/00



 
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