4. Machine element or mechanism
  5. Control lever and linkage systems
  6. Hand operated

Jen-Ji Wang

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Bicycle speed control apparatus

Machine element or mechanism – Control lever and linkage systems – Hand operated
Reexamination Certificate

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Grip gear-shifter for actuating derailleur of bicycle

Machine element or mechanism – Control lever and linkage systems – Hand operated
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2573629

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