Proportional and servo valve technology : information and text book for hydraulic proportional and servo valves and also electronic components, as used in both open and close loop controls / H. Dõrr... [et al.]

Proportional and servo valve technology : information and text book for hydraulic proportional and servo valves and also electronic components, as used in both open and close loop controls / H. Dõrr... [et al.] . - Lohr am Main : Mannesmann Rexroth GmbH, cop. 1986 . - 252 p., pag. var. : muito il. 31 cm . - (The Hydraulic Trainer; 2)
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