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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5225754
Kind Code:
Y2
Application Number:
JP8879672U
Publication Date:
June 11, 1977
Filing Date:
July 28, 1972
Export Citation:
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International Classes:
B26F1/14; B21D28/14; B21D31/04; B23D15/06; B26F1/18; (IPC1-7): B21D28/14; B23D15/06; B26F1/18