4. Machine element or mechanism
  5. Elements
  6. Cranks and pedals

Yamanaka Masahiro

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Bicycle crank and method for manufacturing same

Metal working – Method of mechanical manufacture – Structural member making
Reexamination Certificate

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Bicycle crank and method for manufacturing same

Machine element or mechanism – Elements – Cranks and pedals
Reexamination Certificate

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Hollow crank spindle unit for bicycles

Machine element or mechanism – Elements – Cranks and pedals
Patent

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Profile ID: LFUS-PAI-P-787022

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