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USRE26985E Throttle control device with optional changeover means for "smog" control 失效

  • Patent Title: Throttle control device with optional changeover means for "smog" control
  • Application No.: US26985D
    Application Date: 1969-02-14
  • Publication No.: USRE26985E
    Publication Date: 1970-11-24
  • Priority: US80229269 1969-02-14
  • Main IPC: F02D9/02
  • IPC: F02D9/02
Throttle control device with optional changeover means for
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