发明名称 DEVICE FOR PREVENTING NOISE FROM MATERIAL FEEDERS
摘要 PURPOSE:To provide a device for absorbing noise caused by material feeding rodhitting the material feeding tube applied to automatic machines for continuous cutting of slender metal material by covering with multi-layer sounc absorbing tube.
申请公布号 JPS5214980(A) 申请公布日期 1977.02.04
申请号 JP19750091797 申请日期 1975.07.28
申请人 WATAYA HIDESHI;OOHATA HIDEO 发明人 WATAYA HIDESHI;OOHATA HIDEO
分类号 B23B13/08 主分类号 B23B13/08
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