| 摘要 |
632,562. Fluid-pressure servomotor-control systems. LIVERMORE, W. T. June 22, 1945, No. 12335/48. Convention date, June 8, 1944. Divided out of 632,498. [Class 135] [Also in Group XXIV] The subject-matter of this Specification is identical with that described in Specification 632,498, but the claims differ. Specification 515,001 also is referred to. |
