Fluid flow control

申请公布号：US3357444(A)

申请号：US19650427046

申请日期：1965.01.21

申请公布日期：1967.12.12

申请人：

WESTON INSTRUMENTS, INC.

发明人：ZEUNER KENNETH W.

分类号：F15B13/02;F15B13/043;F15B20/00

主分类号：F15B13/02

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