序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
261 Fluid control system US3530669D 1968-12-09 US3530669A 1970-09-29 BROMELL RAYMOND J; HOMANICK GEORGE; LACKEY MARION D
262 Fluid control system US3497660D 1967-03-20 US3497660A 1970-02-24 HENRY-BIABAUD EDMOND
263 Control systems for hydraulic power units US3433131D 1967-08-22 US3433131A 1969-03-18 SOYLAND INGEBRET; SOYLAND KRISTIAN
264 Hydraulic control system for tractor drawn implement US3423935D 1966-12-30 US3423935A 1969-01-28 BUDZICH TADEUSZ
265 Positioner US40563764 1964-09-23 US3373768A 1968-03-19 HAGUE ROBERT Z; LAUCKS HOWARD H; TREFF CONRAD C
266 Modulated valve assembly US50207765 1965-10-22 US3364824A 1968-01-23 ROOD ALVIN A
267 Fluid pressure control valve US51635165 1965-12-27 US3363649A 1968-01-16 SCHOTT ROBERT E
268 Flow control valve with stop means movable at a controlled rate US23425962 1962-10-22 US3213886A 1965-10-26 PEARNE FLORENTIN J
269 Precision feed for machine tools US26024863 1963-02-21 US3183631A 1965-05-18 PRICE RALPH E; TOLBERT CHARLES E
270 Hydraulic control apparatus US25700D USRE25700E 1964-12-15
271 Fluid dump valve US5629760 1960-09-15 US3150857A 1964-09-29 MOLLOY BRIAN J
272 Servo controlled grinder infeed mechanism US25985763 1963-02-20 US3130525A 1964-04-28 LUEBKEMANN HARRY E
273 Hydraulic actuating method US80713559 1959-04-17 US3044266A 1962-07-17 SVENSON ERNEST J
274 Hydraulic control for motor graders US71963858 1958-03-06 US2960829A 1960-11-22 ROSS GEORGE E
275 Combined hydraulic and mechanical control apparatus US48827255 1955-02-15 US2839896A 1958-06-24 ERICH KOCH
276 Controller US25469751 1951-11-03 US2729232A 1956-01-03 HUGHES WALTER J
277 Automatic feed mechanism for power presses and like machines US24276351 1951-08-20 US2657046A 1953-10-27 EDWARD TALLIS CHARLES
278 Control mechanism for power operated gear shifting apparatus US17202137 1937-10-30 US2271169A 1942-01-27 CARL BOTTNER
279 Harry lloyd artz US1311203D US1311203A 1919-07-29
280 Mechanical motor. US1904230740 1904-10-31 US816437A 1906-03-27 DACKIEWICZ CHARLES
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