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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0248240
Kind Code:
Y2
Application Number:
JP20097182U
Publication Date:
December 18, 1990
Filing Date:
December 29, 1982
Export Citation:
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International Classes:
B26F1/24; B21D28/34; B21D31/02; E04G21/16; (IPC1-7): B26F1/24; B21D28/34